'decline'的English词汇
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noun
- A decline.
- (slang) A seedy bar, nightclub, etc.
- A swim under water.
- plural of diva
- A downward swooping motion.
- A jump or plunge into water.
- (sports) A deliberate fall after a challenge.
- A headfirst jump toward the ground or into another substance.
- (aviation) Aerial descent with the nose pointed down.
- a steep nose-down descent by an aircraft
- a headlong plunge into water
- a cheap disreputable nightclub or dance hall
verb
- (sports) To deliberately fall down after a challenge, imitating being fouled, in the hope of getting one's opponent penalised.
- (intransitive) To jump into water head-first.
- (cricket) To leap while fielding to take a brilliant catch which usually results in a wicket and appreciation.
- (intransitive) To jump headfirst toward the ground or into another substance.
- (transitive) To cause to descend, dunk; to plunge something into water.
- (transitive) To explore by diving; to plunge into.
- (intransitive) To lose altitude quickly by pointing downwards, as with a bird or aircraft.
- (intransitive) To swim under water.
- (intransitive, figuratively) To plunge or to go deeply into any subject, question, business, etc.; to penetrate; to explore.
- (intransitive) To descend sharply or steeply.
- (intransitive, especially with in) To undertake with enthusiasm.
- swim under water
- drop steeply
- plunge into water
prep_phrase
noun
verb
noun
- A gradual decline.
- A European bunting, the corn bunting (Emberiza calandra, syns. Emberiza miliaria, Milaria calandra).
- (especially in the phrase 'at a low ebb') A low state; a state of depression.
- The receding movement of the tide.
- the outward flow of the tide
- a gradual decline (in size or strength or power or number)
verb
- fall away or decline
- (intransitive) to fish with stakes and nets that serve to prevent the fish from getting back into the sea with the ebb
- (intransitive) to flow back or recede
- (transitive) To cause to flow back.
- (intransitive) to fall away or decline
- flow back or recede
- hem in fish with stakes and nets so as to prevent them from going back into the sea with the ebb
adj
noun
- a gradual decline of something
- erosion by chemical action
- (geology) the mechanical process of wearing or grinding something down (as by particles washing over it), also figuratively
- condition in which the earth's surface is worn away by the action of water and wind
- (dentistry) Loss of tooth enamel due to non-bacteriogenic chemical processes.
- (chiefly uncountable) The changing of a surface by mechanical action, friction, thermal expansion contraction, or impact.
- (chiefly uncountable, figurative) The gradual loss of something as a result of an ongoing process.
- (mathematics) In morphology, a basic operation (denoted ⊖); see Erosion (morphology).
- (chiefly uncountable) The result of having been worn away or eroded, as by a glacier on rock or the sea on a cliff face.
- (medicine) A shallow ulceration or lesion, usually involving skin or epithelial tissue.
- (mathematics, image processing) One of two fundamental operations in morphological image processing from which all other morphological operations are derived.
- (chiefly uncountable) Destruction by abrasive action of fluids.
noun
- A drop to a lower status or condition; decline.
- A way down.
- A falling upon or invasion.
- (topology) A particular extension of the idea of gluing.
- An instance of descending; act of coming down.
- Lineage or hereditary derivation.
- A sloping passage or incline.
- the act of changing your location in a downward direction
- the hereditary derivation of an individual
- a movement downward
- the kinship relation between an individual and the individual's progenitors
- properties attributable to your ancestry
- a downward slope or bend
noun
- A falling off, decay or descent.
- (grammar) The act of declining a word; the act of listing the inflections of a noun, pronoun or adjective in order.
- (grammar) The product of that act; a list of declined forms.
- (grammar) A way of categorizing nouns, pronouns, or adjectives according to the inflections they receive.
- the inflection of nouns and pronouns and adjectives in Indo-European languages
- process of changing to an inferior state
- a class of nouns or pronouns or adjectives in Indo-European languages having the same (or very similar) inflectional forms
- a downward slope or bend
adj
- In a state of decay.
- Bad or terrible.
- (UK, Ireland, Australia, slang) Very drunk, intoxicated.
- Of perishable items, overridden with bacteria and other infectious agents.
- Cruel, mean or immoral.
- Of stone or rock, crumbling or friable; in a loose or disintegrated state.
- damaged by decay; hence unsound and useless
- having decayed or disintegrated; usually implies foulness
- very bad
adv
noun
- A decline or fall in standards.
- (theology) A fall or apostasy.
- A termination of a right etc., through disuse or neglect.
- An interval of time between events.
- (law) A common-law rule that if the person to whom property is willed were to die before the testator, then the gift would be ineffective.
- A pause in continuity.
- (meteorology) A marked decrease in air temperature with increasing altitude because the ground is warmer than the surrounding air.
- A temporary failure; a slip.
- a break or intermission in the occurrence of something
- a mistake resulting from inattention
- a failure to maintain a higher state
verb
- (intransitive) To fall away gradually; to subside.
- To slip into a bad habit that one is trying to avoid.
- (intransitive) To become void.
- To fall or pass from one proprietor to another, or from the original destination, by the omission, negligence, or failure of somebody, such as a patron or legatee.
- (intransitive) To fall into error or heresy.
- pass into a specified state or condition; sink into
- for time to move forward
- drop to a lower level, as in one's morals or standards
- let slip
- end, at least for a long time
- go back to bad behavior
noun
- a disappointing decline after a previous rise
- a change from a serious subject to a disappointing one
- (narratology) An unsatisfying resolution to a narrative, usually owing to a deus ex machina or similarly trivial resolution of the main conflict.
- (rhetoric) An abrupt descent (either deliberate or unintentional) from the dignity of the idea which the speaker or writer appeared to be aiming for.
- A failed or reverse climax, particularly:
noun
- a condition of decline following successes
- the time of day immediately following sunset
- the diffused light from the sky when the sun is below the horizon but its rays are refracted by the atmosphere of the earth
- (astronomy) The time when the sun is less than 18° below the horizon.
- Any faint light through which something is seen.
- The time when said light is visible; the period between daylight and darkness.
- The soft light in the sky seen before the rising and (especially) after the setting of the sun, occasioned by the illumination of the earth’s atmosphere by the direct rays of the sun and their reflection on the earth.
- (figurative, by extension) An in-between or fading condition through which something is perceived.
adj
verb
noun
- Gradual loss or decay.
- (rare) Destruction or devastation caused by war or natural disasters; see "to lay waste".
- Large abundance of something, specifically without it being used.
- A wasteland; an uninhabited desolate region; a wilderness or desert.
- Excess of material, useless by-products, or damaged, unsaleable products; garbage; rubbish.
- The action or progress of wasting; extravagant consumption or ineffectual use.
- (law) A cause of action which may be brought by the owner of a future interest in property against the current owner of that property to prevent the current owner from degrading the value or character of the property, either intentionally or through neglect.
- Excrement or urine.
- A place that has been laid waste or destroyed.
- (geology) Material derived by mechanical and chemical erosion from the land, carried by streams to the sea.
- A decaying of the body by disease; atrophy; wasting away.
- A disused mine or part of one.
- A vast expanse of water.
- (historical) The part of the land of a manor (of whatever size) not used for cultivation or grazing, nowadays treated as common land.
- A large tract of uncultivated land.
- any materials unused and rejected as worthless or unwanted
- (law) reduction in the value of an estate caused by act or neglect
- an uninhabited wilderness that is worthless for cultivation
- the trait of wasting resources
- useless or profitless activity; using or expending or consuming thoughtlessly or carelessly
adj
verb
- (intransitive) To gradually lose weight, weaken, become frail.
- (transitive, slang) To kill; to murder.
- (transitive) To devastate; to destroy.
- (transitive) To wear away by degrees; to impair gradually; to deteriorate; to diminish by constant loss; to use up; to consume; to spend; to wear out.
- (intransitive) To be diminished; to lose bulk, substance, strength, value etc. gradually.
- (law) To damage, impair, or injure (an estate, etc.) voluntarily, or by allowing the buildings, fences, etc., to fall into decay.
- (transitive) To squander (money or resources) uselessly; to spend (time) idly; to dissipate.
- spend thoughtlessly; throw away
- use inefficiently or inappropriately
- dispose of
- cause extensive destruction or ruin utterly
- cause to grow thin or weak
- run off as waste
- become physically weaker
- get rid of (someone who may be a threat) by killing
- spend extravagantly
- lose vigor, health, or flesh, as through grief
noun
noun
adj
verb
noun
- (figuratively) A sharp drop or steep decline.
- A similar movement out of the water.
- (diving) A forward dive performed with an arched back, the legs together, starting with arms outstretched when jumping, bringing them over the head when landing.
- a dive in which the diver arches the back with arms outstretched before entering the water
adj
noun
- (astrology) The intersection of the western (setting) horizon and the ecliptic, its ecliptical longitude; the astrological sign it corresponds to.
- (linguistics) A word or form in one language that is descended from a counterpart in an ancestor language.
- (figuratively) A thing that derives directly from a given precursor or source.
- (linguistics) A language that is descended from another.
- One of the progeny of a specified person, at any distance of time or through any number of generations.
- (biology) A later evolutionary type.
- a person considered as descended from some ancestor
noun
- Obscurity, decline, downfall.
- Especially, an alignment whereby a planetary object (for example, the Moon) comes between the Sun and another planetary object (for example, the Earth), resulting in a shadow being cast by the middle planetary object onto the other planetary object.
- (ornithology) A seasonal state of plumage in some birds, notably ducks, adopted temporarily after the breeding season and characterised by a dull and scruffy appearance.
- (astronomy) An alignment of astronomical objects whereby one object comes between the observer (or notional observer) and another object, thus obscuring the latter.
- one celestial body obscures another
verb
verb
- To decline in quality or condition.
- deplete
- (transitive, intransitive) To lose power slowly. Used for a machine, battery, or other powered device.
- (transitive) To criticize someone or an organisation, often unfairly.
- (transitive, typography) To move (some copy) down to the next line.
- (British, transitive) To reduce the size or stock levels of a business, often with a view to closure.
- (nautical, transitive) To run against and sink, as a vessel.
- (transitive, slang, African-American Vernacular) To approach (someone, thing or place) aggressively, as to attack.
- (transitive) To read quickly a list or other short text.
- (transitive) To crush; to overthrow; to overbear.
- (hunting) To chase till the object pursued is captured or exhausted.
- (transitive) To describe in the form of a rundown, a rough outline or summary.
- (transitive) To hit someone with a car or other vehicle and injure or kill them.
- (transitive) To find something or someone after searching for a long time.
- use up all one's strength and energy and stop working
- examine hastily
- trace
- pursue until captured
- move downward
- injure or kill by knocking (someone or something) down and passing over the body, as with a vehicle
verb
- fall heavily or suddenly; decline markedly
- diminish in size or intensity
- come off
- (nautical) To change the direction of the sail so as to point in a direction that is more down wind; to bring the bow leeward.
- (transitive and intransitive) To become detached or to drop from.
- (intransitive) To diminish in size, value, etc. To get worse (in quality).
- (intransitive) To fall into sin; stray.
noun
verb
- fall heavily or suddenly; decline markedly
- descend into or as if into some soft substance or place
- fall or descend to a lower place or level
- pass into a specified state or condition; sink into
- embed deeply
- go under
- appear to move downward
- cause to sink
- fall or sink heavily
- (intransitive) To decrease in volume, as a river; to subside; to become diminished in volume or in apparent height.
- (transitive) To (directly or indirectly) cause a vessel to sink, generally by making it no longer watertight.
- (intransitive) To be overwhelmed or depressed; to fail in strength.
- (ergative) To descend or submerge (or to cause to do so) into a liquid or similar substance.
- (transitive) To push (something) into something.
- (transitive, figurative) To cause to decline; to depress or degrade.
- (transitive, slang) To drink (especially something alcoholic).
- (transitive, slang) To pay absolutely.
- (transitive) To make by digging or delving.
- (transitive, snooker, pool, billiards, golf) To pot; hit a ball into a pocket or hole.
- (intransitive, figuratively, of the heart or spirit) To experience apprehension, disappointment, dread, or momentary depression.
- (intransitive) To demean or lower oneself; to do something below one's status, standards, or morals.
noun
- a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof
- plumbing fixture consisting of a water basin fixed to a wall or floor and having a drainpipe
- a covered cistern; waste water and sewage flow into it
- (technology) a process that acts to absorb or remove energy or a substance from a system
- (graph theory) A destination vertex in a transportation network.
- A place that absorbs resources or energy.
- (theater) A stage trapdoor for shifting scenery.
- A drain for carrying off wastewater.
- A depression in land where water collects, with no visible outlet.
- A basin used for holding water for washing.
- A depression in a stereotype plate.
- (computing, programming) An object or callback that captures events.
- (game development) One or several systems that remove currency from the game's economy, thus controlling or preventing inflation.
- (uncountable) Descending motion; descent.
- (baseball) The motion of a sinker pitch.
- (geology) A sinkhole.
- (ecology) A habitat that cannot support a population on its own but receives the excess of individuals from some other source.
- (graph theory) A node in directed graph for which all of its edges go into it; one with no outgoing edges.
- A heat sink.
- (mining) An excavation smaller than a shaft.
- An abode of degraded persons; a wretched place.
verb
- fall heavily or suddenly; decline markedly
- assume a drooping posture or carriage
- fall in value
- fall or sink heavily
- (intransitive) To collapse heavily or helplessly.
- (transitive) To lump; to throw together messily.
- (intransitive) To decline or fall off in activity or performance.
- (intransitive) To slouch or droop.
- To fall or sink suddenly through or in, when walking on a surface, as on thawing snow or ice, a bog, etc.
- (transitive, slang) To cause to collapse; to hit hard; to render unconscious; to kill.
noun
- a noticeable deterioration in performance or quality
- a long-term economic state characterized by unemployment and low prices and low levels of trade and investment
- (slang by extension) A period when a person goes without the expected amount of sex or dating.
- (UK, dialect) A boggy place.
- (Scotland) The noise made by anything falling into a hole, or into a soft, miry place.
- (geology) A form of mass wasting in which a coherent mass of loosely consolidated materials or a rock layer moves a short distance down a slope.
- (Scotland) The gross amount; the mass; the lump.
- A measure of the fluidity of freshly mixed concrete, based on how much the concrete formed in a standard slump cone sags when the cone is removed.
- A cobbler-like dessert cooked on a stove.
- (geology, loosely) A crater or depression (an area where the ground slumps) which forms as a result of such wasting. (A large crater is colloquially called a megaslump.)
- A heavy or helpless collapse; a slouching or drooping posture; a period of poor activity or performance, especially an extended period.
noun
- A decline in degree, quality, quantity, or rate.
- Of women's clothes: the difference between the bust circumference and hip circumference.
- (online gaming, video games) An item made available for the player to pick up from the remains of a defeated enemy.
- (pinball) Ellipsis of drop target.
- (rugby) Ellipsis of drop kick.
- (pharmacology, chiefly in the plural) A liquid medicine that is intended to be administered in drops (sense 1).
- (agriculture) A fruit which has fallen off a tree, etc., or has been knocked off accidentally, rather than picked.
- (informal) Only used in get the drop on, have the drop on: an advantage.
- (nautical) The depth of a (square) sail (generally applied to the courses only); the vertical dimension of a sail.
- (electrics, telecommunications) An overhead electrical line running from a utility pole to a customer's building or other premises.
- (American football) A dropped pass.
- Usually preceded by the: relegation from one division to a lower one.
- (law enforcement) The distance that a person drops when being executed by hanging.
- Often preceded by a defining word: a small, round piece of hard candy, such as a lemon drop; a lozenge.
- (theater) A curtain which falls in front of a theatrical stage; also, a section of (cloth) scenery lowered on to the stage like a curtain.
- (slang, US) An automobile with a drop-top roof, a convertible.
- Licorice in confectionery form.
- Ellipsis of drop hammer or drop press.
- The distance below a cliff or other high position through which someone or something could fall; hence, a steep slope.
- (also figuratively) A small quantity of liquid, just large enough to hold its own rounded shape through surface tension, especially one that falls from a source of liquid.
- (law enforcement, informal) Preceded by the: execution by hanging.
- (music) A point in a song, usually electronic music such as dubstep, house, trance, or trap, where there is a very noticeable and pleasing change in bass, tempo, and/or overall tone; a climax, a highlight.
- A release (of music, a video game, etc).
- (Ireland, informal) A single measure of whisky.
- Of men's clothes: the difference between the chest circumference and waist circumference.
- (figuratively) A very small quantity of liquid, or (by extension) of anything.
- (law enforcement) A trapdoor (“hinged platform”) on a gallows; a gallows itself.
- An act of moving downwards under the force of gravity; a descent, a fall.
- The vertical length of a hanging curtain.
- A mechanism for lowering something, such as a machine for lowering heavy weights on to a ship's deck, or a device for temporarily lowering a gas jet, etc.
- (pharmacology) A dose of liquid medicine in the form of a drop (sense 1).
- (engineering) The distance of the axis of a shaft below the base of a hanger.
- (surfing) A near vertical decent down the face of a breaking wave.
- (cricket) A place (specified by an ordinal) in the batting order after the openers.
- (architecture) An ornament resembling a pendant; a gutta.
- (American football) Ellipsis of drop-back.
- (gambling) The amount of money that a gambler exchanges for chips in a casino.
- (chiefly British) Usually preceded by the: alcoholic spirits in general.
- (golf) Ellipsis of drop shot.
- The cover mounted on a swivel over a keyhole that rests over the keyhole when not in use to keep out debris, but is swiveled out of the way before inserting the key.
- (chiefly Australia, British) A small amount of an alcoholic beverage.
- A place where items or supplies may be left for others to collect, whether openly (as with a mail drop), or secretly or illegally (as in crime or espionage); a drop-off point.
- An instance of making a delivery of people, supplies, or things, especially by parachute out of an aircraft (an airdrop), but also by truck, etc.
- a shape that is spherical and small
- a central depository where things can be left or picked up
- a steep high face of rock
- a free and rapid descent by the force of gravity
- a predetermined hiding place for the deposit and distribution of illicit goods (such as drugs or stolen property)
- the act of dropping something
- a curtain that can be lowered and raised onto a stage from the flies; often used as background scenery
- a sudden sharp decrease in some quantity
- a small indefinite quantity (especially of a liquid)
verb
- (cooking) To cook (food, especially fast food), particularly by lowering into hot oil to deep-fry, or by grilling.
- (transitive, music) To tune (a guitar string, etc.) to a lower note.
- (intransitive) Of a liquid: to fall in drops or droplets.
- (transitive) To cease concerning oneself over (someone or something); to have nothing more to do with (a discussion, subject, etc.).
- (intransitive, computing) To enter a more basic interface.
- (transitive) To make (someone or something) fall to the ground from a blow, gunshot, etc.; to bring down, to shoot down; to kill.
- (intransitive, physiology, informal) Of the testicles: to hang further away from the body and begin producing sperm due to puberty.
- (transitive) To reduce; to make smaller.
- Especially in drop acid: to swallow (a drug, particularly LSD).
- (intransitive) Of a voice: to lower in timbre, often due to puberty.
- (transitive, computing, music, television, colloquial) To release (a programme, software, a music album or song, etc.) to the public.
- (intransitive) To decrease, diminish, or lessen in condition, degree, value, etc.
- (intransitive, computing, music, television, colloquial) Of a programme, software, a music album or song, etc.: to enter public distribution.
- (transitive) To drip (a liquid) in drops or small amounts.
- (originally US) To (unexpectedly) lose (a competition, game, etc.).
- To lose, spend, or otherwise part with (money).
- (intransitive, also figuratively) To fall (straight down) under the influence of gravity, like a drop of liquid.
- (intransitive) To come to an end (by not being kept up); to lapse, to stop.
- (intransitive) To fall into a particular condition or state.
- (intransitive, online gaming, video games) Of an item: To appear for the player to pick up, usually after an enemy has been defeated.
- To impart (something).
- (intransitive) Usually followed by by, in, or into: of a person: to visit someone or somewhere informally or without a prior appointment.
- (intransitive) To fall or sink quickly or suddenly to the ground.
- (rugby) To score (a goal) by means of a drop kick.
- (transitive) To cancel or cease to participate in (a scheduled course, event, or project).
- To perform (rap music).
- (transitive) To mention (something) casually or incidentally, usually in conversation.
- (transitive) To set down (someone or something) from a vehicle; to stop and deliver or deposit (someone or something); to drop off.
- (transitive) To lower (a sound, a voice, etc.) in pitch or volume.
- (transitive, computing) To present (the user) with a more basic interface.
- (transitive) To cease to include (something), as if on a list; to dismiss, to eject, to expel.
- To quickly lower or take down (one's trousers), especially in public.
- (cricket) Of a fielder: to fail to dismiss (a batsman) by accidentally dropping a batted ball that had initially been caught.
- (transitive, linguistics) To fail to write, or (especially) to pronounce (a syllable, letter, etc.).
- To pass or use (counterfeit cheques, money, etc.).
- (intransitive) To collapse in exhaustion or injury; also, to fall dead, or to fall in death.
- (transitive, ergative, also figuratively) To let (something) fall; to allow (something) to fall (either by releasing hold of, or losing one's grip on).
- (transitive) To move to a lower position; to allow to hang downwards; to lower.
- (intransitive) Of a song or sound: to lower in key, pitch, tempo, or other quality.
- (transitive, online gaming, video games) Of a defeated enemy or container: To leave behind an item that the player can collect.
- To play (a portion of music) in the manner of a disc jockey.
- (intransitive, gambling) To drop out of the betting.
- (transitive) Of an animal (usually a sheep): to give birth to (young); of a bird: to lay (an egg).
- (transitive) To let (a letter, etc.) fall into a postbox; hence, to send (a letter, email, or other message) in an offhand manner.
- (transitive) To dispose or get rid of (something); to lose, to remove.
- (US, Singapore, ergative, military, slang) To make someone, or be made to do push-ups or some other form of exercise on the ground as punishment.
- (intransitive) To fall behind or to the rear of a group of people, etc., as a result of not keeping up with those at the front.
- pay out
- utter with seeming casualness
- take (a drug, especially LSD), by mouth
- change from one level to another
- remove (cargo, people, etc.) from and leave
- lower the pitch of (musical notes)
- fall or descend to a lower place or level
- stop pursuing or acting
- to fall vertically
- let fall to the ground
- cause to fall by or as if by delivering a blow
- fall or sink into a state of exhaustion or death
- grow progressively worse
- stop associating with
- leave undone or leave out
- let or cause to fall in drops
- to remove
- go down in value
- lose (a game)
- omit (a letter or syllable) in speaking or writing
- give birth; used for animals
- hang loosely
- terminate an association with
noun
- Depreciation.
- The removal or lessening of something's value.
- (economics) The intentional or deliberate lowering of a currency's value compared to another country's currency or a standard value (e.g. the price of gold).
- an official lowering of a nation's currency; a decrease in the value of a country's currency relative to that of foreign countries
- the reduction of something's value or worth
adj
verb
- deteriorate
- fail to get a passing grade
- judge unacceptable
- be unsuccessful
- prove insufficient
- fail to do something; leave something undone
- become bankrupt or insolvent; fail financially and close
- stop operating or functioning
- fall short in what is expected
- disappoint, prove undependable to; abandon, forsake
- be unable
- (transitive) To be wanting to, to be insufficient for, to disappoint, to desert; to disappoint one's expectations.
- (transitive) Not to achieve a particular stated goal. (Usage note: The direct object of this word is usually an infinitive.)
- To be wanting; to fall short; to be or become deficient in any measure or degree up to total absence.
- (intransitive) Of a machine, etc.: to cease to operate correctly.
- To become unable to meet one's engagements; especially, to be unable to pay one's debts or discharge one's business obligation; to become bankrupt or insolvent.
- (ambitransitive) To receive one or more non-passing grades in academic pursuits.
- (intransitive) To be unsuccessful.
- (transitive) To give a student a non-passing grade in an academic endeavour.
- (transitive) To neglect.
adj
noun
verb
- deplete
- use up (resources or materials)
- wear out completely
- use up the whole supply of
- eliminate (a substance)
- (transitive) To draw or let out wholly; to drain completely.
- (transitive, chemistry) To subject to the action of various solvents in order to remove all soluble substances or extractives.
- (intransitive) To discharge or escape (as exhaust).
- (transitive) To empty by drawing or letting out the contents.
- (transitive) To tire out; to wear out; to cause to be without any energy.
- (transitive) To discuss thoroughly or completely.
- (transitive, literally, figuratively) To use up; to deplete, drain or expend wholly, or use until the supply comes to an end.
- (transitive) To expel (as exhaust).
noun
- gases ejected from an engine as waste products
- system consisting of the parts of an engine through which burned gases or steam are discharged
- Exhaust gas.
- An exhaust pipe, especially on a motor vehicle.
- A system consisting of the parts of an engine through which burned gases or steam are discharged; see also exhaust system.
- The dirty air let out of a room through a register or pipe provided for the purpose.
- The steam let out of a cylinder after it has done its work there.
verb
- deplete
- play to a finish
- become spent or exhausted
- perform or be performed to the end
- (transitive, perhaps influenced by or confused with 'pay out') To feed (rope, cord, etc.) so as to allow more length or slackness.
- (intransitive) To occur or develop in a certain manner.
- (transitive) To play (a game etc.) to its conclusion.
- Used other than figuratively or idiomatically: see play, out.
- (transitive) To play music to accompany the end of, or as a final segment in (a programme, broadcast etc.).
verb
- deplete
- excavate the earth beneath
- (transitive) To gradually drain (someone's energy or vitality).
- (transitive) To subvert by digging or wearing away; to mine; to undermine; to destroy the foundation of.
- (transitive, slang) To strike with a sap (with a blackjack).
- (transitive, military) To pierce with saps.
- (intransitive) To proceed by mining, or by secretly undermining; to execute saps.
- (transitive) To make unstable or infirm; to unsettle; to weaken.
- (transitive) To drain, suck or absorb sap from (a tree, etc.).
- (transitive, figurative) To exhaust the vitality of.
noun
- a watery solution of sugars, salts, and minerals that circulates through the vascular system of a plant
- a piece of metal covered by leather with a flexible handle; used for hitting people
- a person who lacks good judgment
- (military) A narrow ditch or trench made from the foremost parallel toward the glacis or covert way of a besieged place by digging under cover of gabions, etc.
- (uncountable) The sapwood, or alburnum, of a tree.
- (figurative) Vitality.
- (uncountable) The juice of plants of any kind, especially the ascending and descending juices or circulating fluid essential to nutrition.
- (countable, US, slang) A short wooden club; a leather-covered hand weapon; a blackjack.
- Any juice.
- (slang, countable) A naive person; a simpleton.
verb
noun
- hoop that covers a wheel
- A child's apron covering the upper part of the body, and tied with tape or cord; a pinafore. Also tier.
- A covering for the head; a headdress.
- (American spelling) Alternative spelling of tyre: The metal rim of a wheel, especially that of a railroad locomotive.
- A tier, row, or rank.
- (American spelling, Canadian spelling) Alternative spelling of tyre: The rubber covering on a wheel.
adj
verb
noun
- An act of falling down.
- The cause of such a fall; a critical blow or error.
- A precipitous decline in fortune; death or rapid deterioration, as in status or wealth.
- the falling to earth of any form of water (rain or snow or hail or sleet or mist)
- a sudden decline in strength or number or importance
- failure that results in a loss of position or reputation
adj
- Reverting to an inferior or less developed state; declining, regressing.
- Of a celestial body orbiting another: in the opposite direction to the orbited body's spin.
- (geology) Of a metamorphic change: resulting from a decrease in pressure or temperature.
- (zoology) Of an animal: appearing to regress to a less developed form during its lifetime.
- Directed or moving backwards in relation to the normal or previous direction of travel; retreating.
- (also astrology, often postpositive) Of a celestial body: seeming to move across the sky in the opposite direction from its ordinary movement.
- Of ideas or a person: opposing social reform, favouring the maintenance of the status quo; conservative.
- Of the order of something: inverse, reverse.
- (music) Having a passage of music played backwards.
- (medicine) Of amnesia: relating to the period leading up to the episode which caused it.
- of amnesia; affecting time immediately preceding trauma
- going from better to worse
- moving from east to west on the celestial sphere; or — for planets — around the sun in a direction opposite to that of the Earth
- moving or directed or tending in a backward direction or contrary to a previous direction
verb
- To revert to an inferior or less developed state; to decline, to regress.
- (geography) Of a land feature: to travel in the direction of the land or upstream due to erosion.
- (military) To retreat or withdraw from a position.
- (geology) To change (minerals, rocks, etc.) metamorphically through a decrease in pressure or temperature.
- (geography) To cause (a land feature such as a coastline or waterfall) to undergo retrogradation, that is, to travel in the direction of the land or upstream due to erosion.
- (astrology, astronomy) Of a celestial body, especially a planet: to show retrogradation; to seem to move across the sky in the opposite direction from its ordinary movement.
- move in a direction contrary to the usual one
- move back
- move backward in an orbit, of celestial bodies
- go back over
- get worse or fall back to a previous condition
adv
noun
- A movement backwards or opposite to the intended or normal motion.
- (astrology) The apparent movement of a planet across the sky in the opposite direction from its ordinary movement.
- One who opposes social reform, favouring the maintenance of the status quo; a conservative.
- (music) The reversal of a melody so that what is played first in the original melody is played last, and what is played last in the original melody is played first.
verb
- fall or diminish
- change from a waking to a sleeping state
- remove (cargo, people, etc.) from and leave
- fall to a lower standard
- retreat
- (idiomatic, transitive, especially US) To deliver; to deposit or leave; to allow passengers to alight.
- (intransitive, also figuratively) To drop, fall.
- (transitive, also figuratively) To drop from, fall from.
- (slang) To abandon or give up on (something); to be abandoned or given up on.
- (intransitive, figurative) To end a connection with a telephone queue, either by hanging up or after being served or processed.
- (idiomatic, intransitive) To fall asleep.
- (intransitive) To lessen or reduce.
verb
noun
verb
- fall into decay or ruin
- lose a stored charge, magnetic flux, or current
- undergo decay or decomposition
- (transitive) To cause to rot or deteriorate.
- (intransitive, electronics, of storage media or the data on them) To undergo bit rot, that is, gradual degradation.
- (intransitive, computing, of software) To undergo software rot, that is, to fail to be updated in a changing environment, so as to eventually become legacy or obsolete.
- (intransitive, aviation) Loss of airspeed due to drag.
- (intransitive, transitive, physics, of a quantum system) To undergo optical decay, that is, to relax to a less excited state, usually by emitting a photon or phonon.
- (intransitive) To deteriorate, to get worse, to lose strength or health, to decline in quality.
- (intransitive, of organic material) To rot, to go bad.
- (programming, intransitive) Of an array: to lose its type and dimensions and be reduced to a pointer, for example when passed to a function.
- (intransitive, physics, of a satellite's orbit) To undergo prolonged reduction in altitude (above the orbited body).
- (intransitive, transitive, physics, chemistry, of an unstable atom) To change by undergoing fission, by emitting radiation, or by capturing or losing one or more electrons; to undergo radioactive decay.
noun
- the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
- the organic phenomenon of rotting
- a gradual decrease; as of stored charge or current
- the process of gradually becoming inferior
- an inferior state resulting from the process of decaying
- (physics) Radioactive decay; decomposition of an atom or its nucleus.
- (programming) Array decay.
- Deterioration of condition; loss of status, quality, strength, or fortune.
- Continuous decrease of a quantity.
- (biology) Rot; any processes or result of organic matter being gradually decomposed, especially by microbial action.
- (physics) Particle decay; decomposition of a sub-atomic particle.
noun
- a change downward
- a process of becoming smaller or shorter
- the amount by which something decreases
- the act of decreasing or reducing something
- An amount by which a quantity decreases or is decreased.
- (knitting, crochet) A reduction in the number of stitches, usually accomplished by suspending the stitch to be decreased from another existing stitch or by knitting it together with another stitch. See Decrease (knitting).
verb
noun
- a change downward
- a steep high face of rock
- a noticeable deterioration in performance or quality
- A time during which passengers, such as school children, are dropped off; the event or act of dropping them off.
- A delivery; the act of leaving a package, etc.
- The precipitous outer side of a coral reef, facing the open sea.
- (Internet) A visitor to a website who ceases to continue using and navigating around the site after reaching some specified page; or such an act of cessation.
- A decrease; especially, a sudden one.
- A sudden downward slope or cliff.
- (especially US) A space reserved outside a bus or railway station for vehicles stopping to drop off passengers for onward transit.
noun
- A deterioration or weakening.
- (accounting) A downward revaluation, a write-down.
- The result of being impaired.
- An inefficient part or factor.
- A disability or handicap.
- damage that results in a reduction of strength or quality
- a symptom of reduced quality or strength
- the condition of being unable to perform as a consequence of physical or mental unfitness
- the occurrence of a change for the worse
- the act of making something futile and useless (as by routine)
noun
- A decline.
- (slang) A seedy bar, nightclub, etc.
- A swim under water.
- plural of diva
- A downward swooping motion.
- A jump or plunge into water.
- (sports) A deliberate fall after a challenge.
- A headfirst jump toward the ground or into another substance.
- (aviation) Aerial descent with the nose pointed down.
- a steep nose-down descent by an aircraft
- a headlong plunge into water
- a cheap disreputable nightclub or dance hall
verb
- (sports) To deliberately fall down after a challenge, imitating being fouled, in the hope of getting one's opponent penalised.
- (intransitive) To jump into water head-first.
- (cricket) To leap while fielding to take a brilliant catch which usually results in a wicket and appreciation.
- (intransitive) To jump headfirst toward the ground or into another substance.
- (transitive) To cause to descend, dunk; to plunge something into water.
- (transitive) To explore by diving; to plunge into.
- (intransitive) To lose altitude quickly by pointing downwards, as with a bird or aircraft.
- (intransitive) To swim under water.
- (intransitive, figuratively) To plunge or to go deeply into any subject, question, business, etc.; to penetrate; to explore.
- (intransitive) To descend sharply or steeply.
- (intransitive, especially with in) To undertake with enthusiasm.
- swim under water
- drop steeply
- plunge into water
noun
verb
noun
- A gradual decline.
- A European bunting, the corn bunting (Emberiza calandra, syns. Emberiza miliaria, Milaria calandra).
- (especially in the phrase 'at a low ebb') A low state; a state of depression.
- The receding movement of the tide.
- the outward flow of the tide
- a gradual decline (in size or strength or power or number)
verb
- fall away or decline
- (intransitive) to fish with stakes and nets that serve to prevent the fish from getting back into the sea with the ebb
- (intransitive) to flow back or recede
- (transitive) To cause to flow back.
- (intransitive) to fall away or decline
- flow back or recede
- hem in fish with stakes and nets so as to prevent them from going back into the sea with the ebb
adj
noun
- a gradual decline of something
- erosion by chemical action
- (geology) the mechanical process of wearing or grinding something down (as by particles washing over it), also figuratively
- condition in which the earth's surface is worn away by the action of water and wind
- (dentistry) Loss of tooth enamel due to non-bacteriogenic chemical processes.
- (chiefly uncountable) The changing of a surface by mechanical action, friction, thermal expansion contraction, or impact.
- (chiefly uncountable, figurative) The gradual loss of something as a result of an ongoing process.
- (mathematics) In morphology, a basic operation (denoted ⊖); see Erosion (morphology).
- (chiefly uncountable) The result of having been worn away or eroded, as by a glacier on rock or the sea on a cliff face.
- (medicine) A shallow ulceration or lesion, usually involving skin or epithelial tissue.
- (mathematics, image processing) One of two fundamental operations in morphological image processing from which all other morphological operations are derived.
- (chiefly uncountable) Destruction by abrasive action of fluids.
noun
- A drop to a lower status or condition; decline.
- A way down.
- A falling upon or invasion.
- (topology) A particular extension of the idea of gluing.
- An instance of descending; act of coming down.
- Lineage or hereditary derivation.
- A sloping passage or incline.
- the act of changing your location in a downward direction
- the hereditary derivation of an individual
- a movement downward
- the kinship relation between an individual and the individual's progenitors
- properties attributable to your ancestry
- a downward slope or bend
noun
- A falling off, decay or descent.
- (grammar) The act of declining a word; the act of listing the inflections of a noun, pronoun or adjective in order.
- (grammar) The product of that act; a list of declined forms.
- (grammar) A way of categorizing nouns, pronouns, or adjectives according to the inflections they receive.
- the inflection of nouns and pronouns and adjectives in Indo-European languages
- process of changing to an inferior state
- a class of nouns or pronouns or adjectives in Indo-European languages having the same (or very similar) inflectional forms
- a downward slope or bend
noun
- A decline or fall in standards.
- (theology) A fall or apostasy.
- A termination of a right etc., through disuse or neglect.
- An interval of time between events.
- (law) A common-law rule that if the person to whom property is willed were to die before the testator, then the gift would be ineffective.
- A pause in continuity.
- (meteorology) A marked decrease in air temperature with increasing altitude because the ground is warmer than the surrounding air.
- A temporary failure; a slip.
- a break or intermission in the occurrence of something
- a mistake resulting from inattention
- a failure to maintain a higher state
verb
- (intransitive) To fall away gradually; to subside.
- To slip into a bad habit that one is trying to avoid.
- (intransitive) To become void.
- To fall or pass from one proprietor to another, or from the original destination, by the omission, negligence, or failure of somebody, such as a patron or legatee.
- (intransitive) To fall into error or heresy.
- pass into a specified state or condition; sink into
- for time to move forward
- drop to a lower level, as in one's morals or standards
- let slip
- end, at least for a long time
- go back to bad behavior
noun
- a disappointing decline after a previous rise
- a change from a serious subject to a disappointing one
- (narratology) An unsatisfying resolution to a narrative, usually owing to a deus ex machina or similarly trivial resolution of the main conflict.
- (rhetoric) An abrupt descent (either deliberate or unintentional) from the dignity of the idea which the speaker or writer appeared to be aiming for.
- A failed or reverse climax, particularly:
noun
- a condition of decline following successes
- the time of day immediately following sunset
- the diffused light from the sky when the sun is below the horizon but its rays are refracted by the atmosphere of the earth
- (astronomy) The time when the sun is less than 18° below the horizon.
- Any faint light through which something is seen.
- The time when said light is visible; the period between daylight and darkness.
- The soft light in the sky seen before the rising and (especially) after the setting of the sun, occasioned by the illumination of the earth’s atmosphere by the direct rays of the sun and their reflection on the earth.
- (figurative, by extension) An in-between or fading condition through which something is perceived.
adj
verb
noun
- Gradual loss or decay.
- (rare) Destruction or devastation caused by war or natural disasters; see "to lay waste".
- Large abundance of something, specifically without it being used.
- A wasteland; an uninhabited desolate region; a wilderness or desert.
- Excess of material, useless by-products, or damaged, unsaleable products; garbage; rubbish.
- The action or progress of wasting; extravagant consumption or ineffectual use.
- (law) A cause of action which may be brought by the owner of a future interest in property against the current owner of that property to prevent the current owner from degrading the value or character of the property, either intentionally or through neglect.
- Excrement or urine.
- A place that has been laid waste or destroyed.
- (geology) Material derived by mechanical and chemical erosion from the land, carried by streams to the sea.
- A decaying of the body by disease; atrophy; wasting away.
- A disused mine or part of one.
- A vast expanse of water.
- (historical) The part of the land of a manor (of whatever size) not used for cultivation or grazing, nowadays treated as common land.
- A large tract of uncultivated land.
- any materials unused and rejected as worthless or unwanted
- (law) reduction in the value of an estate caused by act or neglect
- an uninhabited wilderness that is worthless for cultivation
- the trait of wasting resources
- useless or profitless activity; using or expending or consuming thoughtlessly or carelessly
adj
verb
- (intransitive) To gradually lose weight, weaken, become frail.
- (transitive, slang) To kill; to murder.
- (transitive) To devastate; to destroy.
- (transitive) To wear away by degrees; to impair gradually; to deteriorate; to diminish by constant loss; to use up; to consume; to spend; to wear out.
- (intransitive) To be diminished; to lose bulk, substance, strength, value etc. gradually.
- (law) To damage, impair, or injure (an estate, etc.) voluntarily, or by allowing the buildings, fences, etc., to fall into decay.
- (transitive) To squander (money or resources) uselessly; to spend (time) idly; to dissipate.
- spend thoughtlessly; throw away
- use inefficiently or inappropriately
- dispose of
- cause extensive destruction or ruin utterly
- cause to grow thin or weak
- run off as waste
- become physically weaker
- get rid of (someone who may be a threat) by killing
- spend extravagantly
- lose vigor, health, or flesh, as through grief
noun
noun
adj
verb
noun
- (figuratively) A sharp drop or steep decline.
- A similar movement out of the water.
- (diving) A forward dive performed with an arched back, the legs together, starting with arms outstretched when jumping, bringing them over the head when landing.
- a dive in which the diver arches the back with arms outstretched before entering the water
noun
- Obscurity, decline, downfall.
- Especially, an alignment whereby a planetary object (for example, the Moon) comes between the Sun and another planetary object (for example, the Earth), resulting in a shadow being cast by the middle planetary object onto the other planetary object.
- (ornithology) A seasonal state of plumage in some birds, notably ducks, adopted temporarily after the breeding season and characterised by a dull and scruffy appearance.
- (astronomy) An alignment of astronomical objects whereby one object comes between the observer (or notional observer) and another object, thus obscuring the latter.
- one celestial body obscures another
verb
noun
- A decline in degree, quality, quantity, or rate.
- Of women's clothes: the difference between the bust circumference and hip circumference.
- (online gaming, video games) An item made available for the player to pick up from the remains of a defeated enemy.
- (pinball) Ellipsis of drop target.
- (rugby) Ellipsis of drop kick.
- (pharmacology, chiefly in the plural) A liquid medicine that is intended to be administered in drops (sense 1).
- (agriculture) A fruit which has fallen off a tree, etc., or has been knocked off accidentally, rather than picked.
- (informal) Only used in get the drop on, have the drop on: an advantage.
- (nautical) The depth of a (square) sail (generally applied to the courses only); the vertical dimension of a sail.
- (electrics, telecommunications) An overhead electrical line running from a utility pole to a customer's building or other premises.
- (American football) A dropped pass.
- Usually preceded by the: relegation from one division to a lower one.
- (law enforcement) The distance that a person drops when being executed by hanging.
- Often preceded by a defining word: a small, round piece of hard candy, such as a lemon drop; a lozenge.
- (theater) A curtain which falls in front of a theatrical stage; also, a section of (cloth) scenery lowered on to the stage like a curtain.
- (slang, US) An automobile with a drop-top roof, a convertible.
- Licorice in confectionery form.
- Ellipsis of drop hammer or drop press.
- The distance below a cliff or other high position through which someone or something could fall; hence, a steep slope.
- (also figuratively) A small quantity of liquid, just large enough to hold its own rounded shape through surface tension, especially one that falls from a source of liquid.
- (law enforcement, informal) Preceded by the: execution by hanging.
- (music) A point in a song, usually electronic music such as dubstep, house, trance, or trap, where there is a very noticeable and pleasing change in bass, tempo, and/or overall tone; a climax, a highlight.
- A release (of music, a video game, etc).
- (Ireland, informal) A single measure of whisky.
- Of men's clothes: the difference between the chest circumference and waist circumference.
- (figuratively) A very small quantity of liquid, or (by extension) of anything.
- (law enforcement) A trapdoor (“hinged platform”) on a gallows; a gallows itself.
- An act of moving downwards under the force of gravity; a descent, a fall.
- The vertical length of a hanging curtain.
- A mechanism for lowering something, such as a machine for lowering heavy weights on to a ship's deck, or a device for temporarily lowering a gas jet, etc.
- (pharmacology) A dose of liquid medicine in the form of a drop (sense 1).
- (engineering) The distance of the axis of a shaft below the base of a hanger.
- (surfing) A near vertical decent down the face of a breaking wave.
- (cricket) A place (specified by an ordinal) in the batting order after the openers.
- (architecture) An ornament resembling a pendant; a gutta.
- (American football) Ellipsis of drop-back.
- (gambling) The amount of money that a gambler exchanges for chips in a casino.
- (chiefly British) Usually preceded by the: alcoholic spirits in general.
- (golf) Ellipsis of drop shot.
- The cover mounted on a swivel over a keyhole that rests over the keyhole when not in use to keep out debris, but is swiveled out of the way before inserting the key.
- (chiefly Australia, British) A small amount of an alcoholic beverage.
- A place where items or supplies may be left for others to collect, whether openly (as with a mail drop), or secretly or illegally (as in crime or espionage); a drop-off point.
- An instance of making a delivery of people, supplies, or things, especially by parachute out of an aircraft (an airdrop), but also by truck, etc.
- a shape that is spherical and small
- a central depository where things can be left or picked up
- a steep high face of rock
- a free and rapid descent by the force of gravity
- a predetermined hiding place for the deposit and distribution of illicit goods (such as drugs or stolen property)
- the act of dropping something
- a curtain that can be lowered and raised onto a stage from the flies; often used as background scenery
- a sudden sharp decrease in some quantity
- a small indefinite quantity (especially of a liquid)
verb
- (cooking) To cook (food, especially fast food), particularly by lowering into hot oil to deep-fry, or by grilling.
- (transitive, music) To tune (a guitar string, etc.) to a lower note.
- (intransitive) Of a liquid: to fall in drops or droplets.
- (transitive) To cease concerning oneself over (someone or something); to have nothing more to do with (a discussion, subject, etc.).
- (intransitive, computing) To enter a more basic interface.
- (transitive) To make (someone or something) fall to the ground from a blow, gunshot, etc.; to bring down, to shoot down; to kill.
- (intransitive, physiology, informal) Of the testicles: to hang further away from the body and begin producing sperm due to puberty.
- (transitive) To reduce; to make smaller.
- Especially in drop acid: to swallow (a drug, particularly LSD).
- (intransitive) Of a voice: to lower in timbre, often due to puberty.
- (transitive, computing, music, television, colloquial) To release (a programme, software, a music album or song, etc.) to the public.
- (intransitive) To decrease, diminish, or lessen in condition, degree, value, etc.
- (intransitive, computing, music, television, colloquial) Of a programme, software, a music album or song, etc.: to enter public distribution.
- (transitive) To drip (a liquid) in drops or small amounts.
- (originally US) To (unexpectedly) lose (a competition, game, etc.).
- To lose, spend, or otherwise part with (money).
- (intransitive, also figuratively) To fall (straight down) under the influence of gravity, like a drop of liquid.
- (intransitive) To come to an end (by not being kept up); to lapse, to stop.
- (intransitive) To fall into a particular condition or state.
- (intransitive, online gaming, video games) Of an item: To appear for the player to pick up, usually after an enemy has been defeated.
- To impart (something).
- (intransitive) Usually followed by by, in, or into: of a person: to visit someone or somewhere informally or without a prior appointment.
- (intransitive) To fall or sink quickly or suddenly to the ground.
- (rugby) To score (a goal) by means of a drop kick.
- (transitive) To cancel or cease to participate in (a scheduled course, event, or project).
- To perform (rap music).
- (transitive) To mention (something) casually or incidentally, usually in conversation.
- (transitive) To set down (someone or something) from a vehicle; to stop and deliver or deposit (someone or something); to drop off.
- (transitive) To lower (a sound, a voice, etc.) in pitch or volume.
- (transitive, computing) To present (the user) with a more basic interface.
- (transitive) To cease to include (something), as if on a list; to dismiss, to eject, to expel.
- To quickly lower or take down (one's trousers), especially in public.
- (cricket) Of a fielder: to fail to dismiss (a batsman) by accidentally dropping a batted ball that had initially been caught.
- (transitive, linguistics) To fail to write, or (especially) to pronounce (a syllable, letter, etc.).
- To pass or use (counterfeit cheques, money, etc.).
- (intransitive) To collapse in exhaustion or injury; also, to fall dead, or to fall in death.
- (transitive, ergative, also figuratively) To let (something) fall; to allow (something) to fall (either by releasing hold of, or losing one's grip on).
- (transitive) To move to a lower position; to allow to hang downwards; to lower.
- (intransitive) Of a song or sound: to lower in key, pitch, tempo, or other quality.
- (transitive, online gaming, video games) Of a defeated enemy or container: To leave behind an item that the player can collect.
- To play (a portion of music) in the manner of a disc jockey.
- (intransitive, gambling) To drop out of the betting.
- (transitive) Of an animal (usually a sheep): to give birth to (young); of a bird: to lay (an egg).
- (transitive) To let (a letter, etc.) fall into a postbox; hence, to send (a letter, email, or other message) in an offhand manner.
- (transitive) To dispose or get rid of (something); to lose, to remove.
- (US, Singapore, ergative, military, slang) To make someone, or be made to do push-ups or some other form of exercise on the ground as punishment.
- (intransitive) To fall behind or to the rear of a group of people, etc., as a result of not keeping up with those at the front.
- pay out
- utter with seeming casualness
- take (a drug, especially LSD), by mouth
- change from one level to another
- remove (cargo, people, etc.) from and leave
- lower the pitch of (musical notes)
- fall or descend to a lower place or level
- stop pursuing or acting
- to fall vertically
- let fall to the ground
- cause to fall by or as if by delivering a blow
- fall or sink into a state of exhaustion or death
- grow progressively worse
- stop associating with
- leave undone or leave out
- let or cause to fall in drops
- to remove
- go down in value
- lose (a game)
- omit (a letter or syllable) in speaking or writing
- give birth; used for animals
- hang loosely
- terminate an association with
noun
- Depreciation.
- The removal or lessening of something's value.
- (economics) The intentional or deliberate lowering of a currency's value compared to another country's currency or a standard value (e.g. the price of gold).
- an official lowering of a nation's currency; a decrease in the value of a country's currency relative to that of foreign countries
- the reduction of something's value or worth
noun
- a change downward
- a process of becoming smaller or shorter
- the amount by which something decreases
- the act of decreasing or reducing something
- An amount by which a quantity decreases or is decreased.
- (knitting, crochet) A reduction in the number of stitches, usually accomplished by suspending the stitch to be decreased from another existing stitch or by knitting it together with another stitch. See Decrease (knitting).
verb
noun
- a change downward
- a steep high face of rock
- a noticeable deterioration in performance or quality
- A time during which passengers, such as school children, are dropped off; the event or act of dropping them off.
- A delivery; the act of leaving a package, etc.
- The precipitous outer side of a coral reef, facing the open sea.
- (Internet) A visitor to a website who ceases to continue using and navigating around the site after reaching some specified page; or such an act of cessation.
- A decrease; especially, a sudden one.
- A sudden downward slope or cliff.
- (especially US) A space reserved outside a bus or railway station for vehicles stopping to drop off passengers for onward transit.
noun
- A deterioration or weakening.
- (accounting) A downward revaluation, a write-down.
- The result of being impaired.
- An inefficient part or factor.
- A disability or handicap.
- damage that results in a reduction of strength or quality
- a symptom of reduced quality or strength
- the condition of being unable to perform as a consequence of physical or mental unfitness
- the occurrence of a change for the worse
- the act of making something futile and useless (as by routine)
noun
- A gradual decline.
- A European bunting, the corn bunting (Emberiza calandra, syns. Emberiza miliaria, Milaria calandra).
- (especially in the phrase 'at a low ebb') A low state; a state of depression.
- The receding movement of the tide.
- the outward flow of the tide
- a gradual decline (in size or strength or power or number)
verb
- fall away or decline
- (intransitive) to fish with stakes and nets that serve to prevent the fish from getting back into the sea with the ebb
- (intransitive) to flow back or recede
- (transitive) To cause to flow back.
- (intransitive) to fall away or decline
- flow back or recede
- hem in fish with stakes and nets so as to prevent them from going back into the sea with the ebb
adj
verb
- To decline in quality or condition.
- deplete
- (transitive, intransitive) To lose power slowly. Used for a machine, battery, or other powered device.
- (transitive) To criticize someone or an organisation, often unfairly.
- (transitive, typography) To move (some copy) down to the next line.
- (British, transitive) To reduce the size or stock levels of a business, often with a view to closure.
- (nautical, transitive) To run against and sink, as a vessel.
- (transitive, slang, African-American Vernacular) To approach (someone, thing or place) aggressively, as to attack.
- (transitive) To read quickly a list or other short text.
- (transitive) To crush; to overthrow; to overbear.
- (hunting) To chase till the object pursued is captured or exhausted.
- (transitive) To describe in the form of a rundown, a rough outline or summary.
- (transitive) To hit someone with a car or other vehicle and injure or kill them.
- (transitive) To find something or someone after searching for a long time.
- use up all one's strength and energy and stop working
- examine hastily
- trace
- pursue until captured
- move downward
- injure or kill by knocking (someone or something) down and passing over the body, as with a vehicle
verb
- fall heavily or suddenly; decline markedly
- diminish in size or intensity
- come off
- (nautical) To change the direction of the sail so as to point in a direction that is more down wind; to bring the bow leeward.
- (transitive and intransitive) To become detached or to drop from.
- (intransitive) To diminish in size, value, etc. To get worse (in quality).
- (intransitive) To fall into sin; stray.
noun
verb
- fall heavily or suddenly; decline markedly
- descend into or as if into some soft substance or place
- fall or descend to a lower place or level
- pass into a specified state or condition; sink into
- embed deeply
- go under
- appear to move downward
- cause to sink
- fall or sink heavily
- (intransitive) To decrease in volume, as a river; to subside; to become diminished in volume or in apparent height.
- (transitive) To (directly or indirectly) cause a vessel to sink, generally by making it no longer watertight.
- (intransitive) To be overwhelmed or depressed; to fail in strength.
- (ergative) To descend or submerge (or to cause to do so) into a liquid or similar substance.
- (transitive) To push (something) into something.
- (transitive, figurative) To cause to decline; to depress or degrade.
- (transitive, slang) To drink (especially something alcoholic).
- (transitive, slang) To pay absolutely.
- (transitive) To make by digging or delving.
- (transitive, snooker, pool, billiards, golf) To pot; hit a ball into a pocket or hole.
- (intransitive, figuratively, of the heart or spirit) To experience apprehension, disappointment, dread, or momentary depression.
- (intransitive) To demean or lower oneself; to do something below one's status, standards, or morals.
noun
- a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof
- plumbing fixture consisting of a water basin fixed to a wall or floor and having a drainpipe
- a covered cistern; waste water and sewage flow into it
- (technology) a process that acts to absorb or remove energy or a substance from a system
- (graph theory) A destination vertex in a transportation network.
- A place that absorbs resources or energy.
- (theater) A stage trapdoor for shifting scenery.
- A drain for carrying off wastewater.
- A depression in land where water collects, with no visible outlet.
- A basin used for holding water for washing.
- A depression in a stereotype plate.
- (computing, programming) An object or callback that captures events.
- (game development) One or several systems that remove currency from the game's economy, thus controlling or preventing inflation.
- (uncountable) Descending motion; descent.
- (baseball) The motion of a sinker pitch.
- (geology) A sinkhole.
- (ecology) A habitat that cannot support a population on its own but receives the excess of individuals from some other source.
- (graph theory) A node in directed graph for which all of its edges go into it; one with no outgoing edges.
- A heat sink.
- (mining) An excavation smaller than a shaft.
- An abode of degraded persons; a wretched place.
verb
- fall heavily or suddenly; decline markedly
- assume a drooping posture or carriage
- fall in value
- fall or sink heavily
- (intransitive) To collapse heavily or helplessly.
- (transitive) To lump; to throw together messily.
- (intransitive) To decline or fall off in activity or performance.
- (intransitive) To slouch or droop.
- To fall or sink suddenly through or in, when walking on a surface, as on thawing snow or ice, a bog, etc.
- (transitive, slang) To cause to collapse; to hit hard; to render unconscious; to kill.
noun
- a noticeable deterioration in performance or quality
- a long-term economic state characterized by unemployment and low prices and low levels of trade and investment
- (slang by extension) A period when a person goes without the expected amount of sex or dating.
- (UK, dialect) A boggy place.
- (Scotland) The noise made by anything falling into a hole, or into a soft, miry place.
- (geology) A form of mass wasting in which a coherent mass of loosely consolidated materials or a rock layer moves a short distance down a slope.
- (Scotland) The gross amount; the mass; the lump.
- A measure of the fluidity of freshly mixed concrete, based on how much the concrete formed in a standard slump cone sags when the cone is removed.
- A cobbler-like dessert cooked on a stove.
- (geology, loosely) A crater or depression (an area where the ground slumps) which forms as a result of such wasting. (A large crater is colloquially called a megaslump.)
- A heavy or helpless collapse; a slouching or drooping posture; a period of poor activity or performance, especially an extended period.
verb
- deteriorate
- fail to get a passing grade
- judge unacceptable
- be unsuccessful
- prove insufficient
- fail to do something; leave something undone
- become bankrupt or insolvent; fail financially and close
- stop operating or functioning
- fall short in what is expected
- disappoint, prove undependable to; abandon, forsake
- be unable
- (transitive) To be wanting to, to be insufficient for, to disappoint, to desert; to disappoint one's expectations.
- (transitive) Not to achieve a particular stated goal. (Usage note: The direct object of this word is usually an infinitive.)
- To be wanting; to fall short; to be or become deficient in any measure or degree up to total absence.
- (intransitive) Of a machine, etc.: to cease to operate correctly.
- To become unable to meet one's engagements; especially, to be unable to pay one's debts or discharge one's business obligation; to become bankrupt or insolvent.
- (ambitransitive) To receive one or more non-passing grades in academic pursuits.
- (intransitive) To be unsuccessful.
- (transitive) To give a student a non-passing grade in an academic endeavour.
- (transitive) To neglect.
adj
noun
verb
- deplete
- use up (resources or materials)
- wear out completely
- use up the whole supply of
- eliminate (a substance)
- (transitive) To draw or let out wholly; to drain completely.
- (transitive, chemistry) To subject to the action of various solvents in order to remove all soluble substances or extractives.
- (intransitive) To discharge or escape (as exhaust).
- (transitive) To empty by drawing or letting out the contents.
- (transitive) To tire out; to wear out; to cause to be without any energy.
- (transitive) To discuss thoroughly or completely.
- (transitive, literally, figuratively) To use up; to deplete, drain or expend wholly, or use until the supply comes to an end.
- (transitive) To expel (as exhaust).
noun
- gases ejected from an engine as waste products
- system consisting of the parts of an engine through which burned gases or steam are discharged
- Exhaust gas.
- An exhaust pipe, especially on a motor vehicle.
- A system consisting of the parts of an engine through which burned gases or steam are discharged; see also exhaust system.
- The dirty air let out of a room through a register or pipe provided for the purpose.
- The steam let out of a cylinder after it has done its work there.
verb
- deplete
- play to a finish
- become spent or exhausted
- perform or be performed to the end
- (transitive, perhaps influenced by or confused with 'pay out') To feed (rope, cord, etc.) so as to allow more length or slackness.
- (intransitive) To occur or develop in a certain manner.
- (transitive) To play (a game etc.) to its conclusion.
- Used other than figuratively or idiomatically: see play, out.
- (transitive) To play music to accompany the end of, or as a final segment in (a programme, broadcast etc.).
verb
- deplete
- excavate the earth beneath
- (transitive) To gradually drain (someone's energy or vitality).
- (transitive) To subvert by digging or wearing away; to mine; to undermine; to destroy the foundation of.
- (transitive, slang) To strike with a sap (with a blackjack).
- (transitive, military) To pierce with saps.
- (intransitive) To proceed by mining, or by secretly undermining; to execute saps.
- (transitive) To make unstable or infirm; to unsettle; to weaken.
- (transitive) To drain, suck or absorb sap from (a tree, etc.).
- (transitive, figurative) To exhaust the vitality of.
noun
- a watery solution of sugars, salts, and minerals that circulates through the vascular system of a plant
- a piece of metal covered by leather with a flexible handle; used for hitting people
- a person who lacks good judgment
- (military) A narrow ditch or trench made from the foremost parallel toward the glacis or covert way of a besieged place by digging under cover of gabions, etc.
- (uncountable) The sapwood, or alburnum, of a tree.
- (figurative) Vitality.
- (uncountable) The juice of plants of any kind, especially the ascending and descending juices or circulating fluid essential to nutrition.
- (countable, US, slang) A short wooden club; a leather-covered hand weapon; a blackjack.
- Any juice.
- (slang, countable) A naive person; a simpleton.
verb
noun
- hoop that covers a wheel
- A child's apron covering the upper part of the body, and tied with tape or cord; a pinafore. Also tier.
- A covering for the head; a headdress.
- (American spelling) Alternative spelling of tyre: The metal rim of a wheel, especially that of a railroad locomotive.
- A tier, row, or rank.
- (American spelling, Canadian spelling) Alternative spelling of tyre: The rubber covering on a wheel.
noun
verb
verb
noun
- An act of falling down.
- The cause of such a fall; a critical blow or error.
- A precipitous decline in fortune; death or rapid deterioration, as in status or wealth.
- the falling to earth of any form of water (rain or snow or hail or sleet or mist)
- a sudden decline in strength or number or importance
- failure that results in a loss of position or reputation
verb
- fall or diminish
- change from a waking to a sleeping state
- remove (cargo, people, etc.) from and leave
- fall to a lower standard
- retreat
- (idiomatic, transitive, especially US) To deliver; to deposit or leave; to allow passengers to alight.
- (intransitive, also figuratively) To drop, fall.
- (transitive, also figuratively) To drop from, fall from.
- (slang) To abandon or give up on (something); to be abandoned or given up on.
- (intransitive, figurative) To end a connection with a telephone queue, either by hanging up or after being served or processed.
- (idiomatic, intransitive) To fall asleep.
- (intransitive) To lessen or reduce.
verb
noun
verb
- fall into decay or ruin
- lose a stored charge, magnetic flux, or current
- undergo decay or decomposition
- (transitive) To cause to rot or deteriorate.
- (intransitive, electronics, of storage media or the data on them) To undergo bit rot, that is, gradual degradation.
- (intransitive, computing, of software) To undergo software rot, that is, to fail to be updated in a changing environment, so as to eventually become legacy or obsolete.
- (intransitive, aviation) Loss of airspeed due to drag.
- (intransitive, transitive, physics, of a quantum system) To undergo optical decay, that is, to relax to a less excited state, usually by emitting a photon or phonon.
- (intransitive) To deteriorate, to get worse, to lose strength or health, to decline in quality.
- (intransitive, of organic material) To rot, to go bad.
- (programming, intransitive) Of an array: to lose its type and dimensions and be reduced to a pointer, for example when passed to a function.
- (intransitive, physics, of a satellite's orbit) To undergo prolonged reduction in altitude (above the orbited body).
- (intransitive, transitive, physics, chemistry, of an unstable atom) To change by undergoing fission, by emitting radiation, or by capturing or losing one or more electrons; to undergo radioactive decay.
noun
- the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
- the organic phenomenon of rotting
- a gradual decrease; as of stored charge or current
- the process of gradually becoming inferior
- an inferior state resulting from the process of decaying
- (physics) Radioactive decay; decomposition of an atom or its nucleus.
- (programming) Array decay.
- Deterioration of condition; loss of status, quality, strength, or fortune.
- Continuous decrease of a quantity.
- (biology) Rot; any processes or result of organic matter being gradually decomposed, especially by microbial action.
- (physics) Particle decay; decomposition of a sub-atomic particle.
adj
- Reverting to an inferior or less developed state; declining, regressing.
- Of a celestial body orbiting another: in the opposite direction to the orbited body's spin.
- (geology) Of a metamorphic change: resulting from a decrease in pressure or temperature.
- (zoology) Of an animal: appearing to regress to a less developed form during its lifetime.
- Directed or moving backwards in relation to the normal or previous direction of travel; retreating.
- (also astrology, often postpositive) Of a celestial body: seeming to move across the sky in the opposite direction from its ordinary movement.
- Of ideas or a person: opposing social reform, favouring the maintenance of the status quo; conservative.
- Of the order of something: inverse, reverse.
- (music) Having a passage of music played backwards.
- (medicine) Of amnesia: relating to the period leading up to the episode which caused it.
- of amnesia; affecting time immediately preceding trauma
- going from better to worse
- moving from east to west on the celestial sphere; or — for planets — around the sun in a direction opposite to that of the Earth
- moving or directed or tending in a backward direction or contrary to a previous direction
verb
- To revert to an inferior or less developed state; to decline, to regress.
- (geography) Of a land feature: to travel in the direction of the land or upstream due to erosion.
- (military) To retreat or withdraw from a position.
- (geology) To change (minerals, rocks, etc.) metamorphically through a decrease in pressure or temperature.
- (geography) To cause (a land feature such as a coastline or waterfall) to undergo retrogradation, that is, to travel in the direction of the land or upstream due to erosion.
- (astrology, astronomy) Of a celestial body, especially a planet: to show retrogradation; to seem to move across the sky in the opposite direction from its ordinary movement.
- move in a direction contrary to the usual one
- move back
- move backward in an orbit, of celestial bodies
- go back over
- get worse or fall back to a previous condition
adv
noun
- A movement backwards or opposite to the intended or normal motion.
- (astrology) The apparent movement of a planet across the sky in the opposite direction from its ordinary movement.
- One who opposes social reform, favouring the maintenance of the status quo; a conservative.
- (music) The reversal of a melody so that what is played first in the original melody is played last, and what is played last in the original melody is played first.
adj
- In a state of decay.
- Bad or terrible.
- (UK, Ireland, Australia, slang) Very drunk, intoxicated.
- Of perishable items, overridden with bacteria and other infectious agents.
- Cruel, mean or immoral.
- Of stone or rock, crumbling or friable; in a loose or disintegrated state.
- damaged by decay; hence unsound and useless
- having decayed or disintegrated; usually implies foulness
- very bad
adv
adj
noun
- (astrology) The intersection of the western (setting) horizon and the ecliptic, its ecliptical longitude; the astrological sign it corresponds to.
- (linguistics) A word or form in one language that is descended from a counterpart in an ancestor language.
- (figuratively) A thing that derives directly from a given precursor or source.
- (linguistics) A language that is descended from another.
- One of the progeny of a specified person, at any distance of time or through any number of generations.
- (biology) A later evolutionary type.
- a person considered as descended from some ancestor
adj
adj
adj
- Reverting to an inferior or less developed state; declining, regressing.
- Of a celestial body orbiting another: in the opposite direction to the orbited body's spin.
- (geology) Of a metamorphic change: resulting from a decrease in pressure or temperature.
- (zoology) Of an animal: appearing to regress to a less developed form during its lifetime.
- Directed or moving backwards in relation to the normal or previous direction of travel; retreating.
- (also astrology, often postpositive) Of a celestial body: seeming to move across the sky in the opposite direction from its ordinary movement.
- Of ideas or a person: opposing social reform, favouring the maintenance of the status quo; conservative.
- Of the order of something: inverse, reverse.
- (music) Having a passage of music played backwards.
- (medicine) Of amnesia: relating to the period leading up to the episode which caused it.
- of amnesia; affecting time immediately preceding trauma
- going from better to worse
- moving from east to west on the celestial sphere; or — for planets — around the sun in a direction opposite to that of the Earth
- moving or directed or tending in a backward direction or contrary to a previous direction
verb
- To revert to an inferior or less developed state; to decline, to regress.
- (geography) Of a land feature: to travel in the direction of the land or upstream due to erosion.
- (military) To retreat or withdraw from a position.
- (geology) To change (minerals, rocks, etc.) metamorphically through a decrease in pressure or temperature.
- (geography) To cause (a land feature such as a coastline or waterfall) to undergo retrogradation, that is, to travel in the direction of the land or upstream due to erosion.
- (astrology, astronomy) Of a celestial body, especially a planet: to show retrogradation; to seem to move across the sky in the opposite direction from its ordinary movement.
- move in a direction contrary to the usual one
- move back
- move backward in an orbit, of celestial bodies
- go back over
- get worse or fall back to a previous condition
adv
noun
- A movement backwards or opposite to the intended or normal motion.
- (astrology) The apparent movement of a planet across the sky in the opposite direction from its ordinary movement.
- One who opposes social reform, favouring the maintenance of the status quo; a conservative.
- (music) The reversal of a melody so that what is played first in the original melody is played last, and what is played last in the original melody is played first.