Слова на English для 'submillimeter wave radiation'
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adj
- Of electromagnetic radiation beyond (higher in frequency than) light visible to the human eye; radiation with wavelengths from 380 to 10 nanometres.
- (figurative, physics) Relating to very high energies or very small distances or time spans.
- having or employing wavelengths shorter than light but longer than X-rays; lying outside the visible spectrum at its violet end
noun
noun
- the reduction of the intensity of radiation as a consequence of absorption and radiation
- the act of extinguishing; causing to stop burning
- complete annihilation
- a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus
- no longer in existence
- no longer active; extinguished
- (psychology) The fading of a conditioned response over time if it is not reinforced.
- (astronomy) The absorption or scattering of electromagnetic radiation emitted by astronomical objects by intervening dust and gas before it reaches the observer.
- The action of making or becoming extinct; annihilation.
- (pathology) The inability to perceive multiple stimuli simultaneously.
noun
- device that reflects radiation
- optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece
- A safety reflector.
- (cellular automata) A pattern which can change the direction and/or offset of an oncoming spaceship without being destroyed.
- A reflecting telescope.
- Something which reflects heat, light or sound, especially something having a reflecting surface.
- A small, often red, reflecting disk on the rear of a vehicle or bicycle that reflects the headlights of other vehicles.
- One who reflects on something; one who thinks or considers at length.
- Something that is reflective (indicative) of something else.
noun
- the amount of electromagnetic radiation leaving or arriving at a point on a surface
- light from nonthermal sources
- a steady even light without flames
- an appearance of reflected light
- the phenomenon of light emission by a body as its temperature is raised
- a feeling of considerable warmth
- an alert and refreshed state
- A state of heat being emitted by a person or an animal's body.
- A state of brightness or warmth of colour; specifically, a reddish colour on a person's face indicating health or youth; a flush.
- A state of light being emitted by something (for example, a bioluminescent animal or fungus, or a mineral) which is not hot; luminescence.
- A state of heat and light being emitted by a hot object.
- A condition of being passionate or having warm feelings; an ardour.
verb
- shine intensely, as if with heat
- emit a steady even light without flames
- be exuberant or high-spirited
- have a complexion with a strong bright color, such as red or pink
- experience a feeling of well-being or happiness, as from good health or an intense emotion
- To be very hot; also, to be on fire; to burn.
- (figurative, Internet slang, alt-right) To expose (someone) to the authorities.
- To emit heat and light without a flame.
- Of a person: to display intense emotion.
- Of a fire: to emit heat and light.
- To emit light brightly and steadily as if heated to a high temperature; to shine.
- (intransitive, obsolete except UK, dialectal) To look intently; to stare.
- Of a person's body or a part of it: to feel hot and often to flush (“become suffused with a reddish colour”) as well, due to an emotional response, exertion, etc.
- (chiefly US, Internet slang) To be involved in an (chiefly online) undercover sting operation, especially by American federal agencies.
- Of a colour: to be bright; also, of a thing: to have a bright colour.
- (chiefly US, Internet slang, alt-right) To create a threatening online post that may involve violence, and look suspicious enough to attract a police investigation.
noun
- the amount of electromagnetic radiation leaving or arriving at a point on a surface
- an attractive combination of good health and happiness
- the quality of being bright and sending out rays of light
- (physics) The flux of radiation emitted per unit solid angle in a given direction by a unit area of a source.
- The quality or state of being radiant; shining, bright or splendid.
noun
- electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
- the infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range
- (uncountable) The electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm.
- (countable) A device that emits infrared radiation.
- (countable) A specific wavelength in this range.
adj
noun
- a single frequency (or very narrow band) of radiation in a spectrum
- the road consisting of railroad track and roadbed
- a slight depression or fold in the smoothness of a surface
- a pipe used to transport liquids or gases
- (often plural) a means of communication or access
- a commercial organization serving as a common carrier
- text consisting of a row of words written across a page or computer screen
- a formation of people or things one beside another
- a fortified position (especially one marking the most forward position of troops)
- the hereditary derivation of an individual
- a conceptual separation or distinction
- the principal activity in your life that you do to earn money
- persuasive but insincere talk that is usually intended to deceive or impress
- a particular kind of product or merchandise
- a mark that is long relative to its width
- a conductor for transmitting electrical or optical signals or electric power
- a succession of notes forming a distinctive sequence
- the maximum credit that a customer is allowed
- mechanical system in a factory whereby an article is conveyed through sites at which successive operations are performed on it
- a spatial location defined by a real or imaginary unidimensional extent
- a course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning
- space for one line of print (one column wide and 1/14 inch deep) used to measure advertising
- a connected series of events or actions or developments
- acting in conformity
- in games or sports; a mark indicating positions or bounds of the playing area
- a short personal letter
- something (as a cord or rope) that is long and thin and flexible
- a length (straight or curved) without breadth or thickness; the trace of a moving point
- a formation of people or things one behind another
- a telephone connection
- A sentence of dialogue, especially in a play, movie, or the like.
- (geometry) An infinitely extending one-dimensional figure that has no curvature; one that has length but not breadth or thickness.
- A procession, either physical or conceptual, which results from the application or effect of a given rationale or other controlling principles of belief, opinion, practice, or phenomenon.
- A written or printed row of letters, words, numbers, or other text, especially a row of words extending across a page or column, or a blank in place of such text.
- The longer fiber(s) of flax.
- (geography) A circle of latitude or of longitude, as represented on a map.
- A long tape or ribbon marked with units for measuring; a tape measure.
- (graph theory) An edge of a graph.
- (cricket) The horizontal path of a ball towards the batsman (see also length).
- (genetics) A population of cells derived from a single cell and containing the same genetic makeup.
- A verse (in poetry).
- (geography, 'the line' or 'equinoctial line') The equator.
- Course of conduct, thought, occupation, or policy; method of argument; department of industry, trade, or intellectual activity.
- A rope, cord, string, thread, or cable, of any thickness.
- Any of an ill-defined set of units of length, varying according to the country, discipline, industry, and date of application, commonly with no indication of the intended magnitude:
- A path through two or more points (compare ‘segment’); a continuous mark, including as made by a pen; any path, curved or straight.
- (soccer) The goal line.
- (South Korean idol fandom) A group of people born in a certain year (liners).
- (fencing) The position in which the fencers hold their swords.
- One fortieth of an inch.
- The exterior limit of a figure or territory: a boundary, contour, or outline; a demarcation.
- (music) One of the straight horizontal and parallel prolonged strokes on and between which the notes are placed.
- (geometry, informal) A line segment; a continuous finite segment of such a figure.
- A set of products or services sold by a business, or by extension, the business itself.
- (Australian rules football) A set of positions in a team which play in a similar position on the field; in a traditional team, consisting of three players and acting as one of six such sets in the team.
- A hose, tube, or pipe, of any size.
- A threadlike crease or wrinkle marking the face, hand, or body; hence, a characteristic mark.
- (historical) A maxwell, a unit of magnetic flux.
- (engineering) Proper relative position or adjustment (of parts, not as to design or proportion, but with reference to smooth working).
- (military, nautical) Ellipsis of line of battle.
- (perfusion line) a set composed of a spike, a drip chamber, a clamp, a Y-injection site, a three-way stopcock and a catheter.
- One sixteenth of an inch.
- The official, stated position (or set of positions) of an individual or group, particularly a political or religious faction.
- A more-or-less straight sequence of people, objects, etc., either arranged as a queue or column and often waiting to be processed or dealt with, or arranged abreast of one another in a row (and contrasted with a column), as in a military formation.
- The wire connecting one telegraphic station with another, a telephone or internet cable between two points: a telephone or network connection.
- (informal) A portion or serving of a powdery recreational drug, especially cocaine, formed into a line on a flat surface in preparation for snorting.
- (stock exchange) A number of shares taken by a jobber.
- A letter, a written form of communication.
- (slang) Information about or understanding of something. (Mostly restricted to the expressions get a line on, have a line on, and give a line on.)
- (baseball, slang, 1800s, with "the") The batter's box.
- A series or succession of ancestors or descendants of a given person; a family or race; compare lineage.
- (historical) A tsarist-era Russian unit of measure, approximately equal to one tenth of an English inch, used especially when measuring the calibre of firearms.
- (medicine, colloquial) A vascular catheter.
- (advertising) Ellipsis of agate line (one fourteenth of an inch).
- One twelfth of an inch.
- (especially military) A trench or rampart, or the non-physical demarcation of the extent of the territory occupied by specified forces.
- That which was measured by a line, such as a field or any piece of land set apart; hence, allotted place of abode.
- A clothesline.
- (automotive) A particular path taken by a vehicle when driving a bend or corner in the road.
- Lineament; feature; figure (of one's body).
- (music) A series of notes forming a certain part (such as the bass or melody) of a greater work.
- (ice hockey) A group of forwards that play together.
- A lie or exaggeration, especially one told to gain another's approval or prevent losing it.
- Direction, path.
- (military) The regular infantry of an army, as distinguished from militia, guards, volunteer corps, cavalry, artillery, etc.
- A connected series of public conveyances, as a roadbed or railway track; and hence, an established arrangement for forwarding merchandise, etc.; a railroad line, railway line, Elizabeth Line etc.
verb
- fill plentifully
- make a mark or lines on a surface
- cover the interior of
- mark with lines
- reinforce with fabric
- be in line with; form a line along
- (transitive) To fill or supply (something), as a purse with money.
- (transitive) To form a line along.
- (rail transport) To align (one or more switches) to direct a train onto a particular track.
- (transitive) To track (wild bees) to their nest by following their line of flight.
- (transitive) To place (objects) into a line (usually used with "up"); to form into a line; to align.
- (transitive) To place persons or things along the side of for security or defense; to strengthen by adding; to fortify.
- (transitive) To mark with a line or lines; to cover with lines.
- (transitive) To measure.
- (transitive) To cover the inner surface of (something), originally especially with linen.
- (intransitive, baseball) To hit a line drive; to hit a line drive which is caught for an out. Compare fly and ground.
noun
- (physics, uncountable) Electromagnetic radiation in the wavelength range visible to the human eye (about 400–750 nanometers): visible light.
- (by extension, less commonly) Electromagnetic radiation of any wavelength.
- (painting) The manner in which the light strikes a picture; that part of a picture which represents those objects upon which the light is supposed to fall; the more illuminated part of a landscape or other scene; opposed to shade.
- A traffic light, or (by extension) an intersection controlled by traffic lights.
- A notable person within a specific field or discipline.
- (crosswording) The series of squares reserved for the answer to a crossword clue.
- (informal) A cross-light in a double acrostic or triple acrostic.
- (curling) A stone that is not thrown hard enough.
- See lights (“lungs”).
- (by extension) Electromagnetic radiation in the wavelength range visible to the human eye or in nearby ranges (infrared or ultraviolet radiation).
- A lightbulb or similar light-emitting device, regardless of whether it is lit.
- (slang) A cigarette lighter.
- A flame or something used to create fire.
- (military, historical) A member of the light cavalry.
- The brightness of the eye or eyes.
- A window in architecture, carriage design, or motor car design: either the opening itself or the window pane of glass that fills it, if any.
- (figurative) Spiritual or mental illumination; enlightenment, useful information.
- A point of view, or aspect from which a concept, person or thing is regarded.
- (countable) A source of illumination.
- Open view; a visible state or condition; public observation; publicity.
- (Australia, uncountable) A low-alcohol lager.
- The power of perception by vision: eyesight (sightedness; vision).
- A firework made by filling a case with a substance which burns brilliantly with a white or coloured flame.
- a particular perspective or aspect of a situation
- the quality of being luminous; emitting or reflecting light
- the visual effect of illumination on objects or scenes as created in pictures
- a person regarded very fondly
- a device for lighting or igniting fuel or charges or fires
- a condition of spiritual awareness; divine illumination
- an illuminated area
- mental understanding as an enlightening experience
- having abundant light or illumination
- a visual warning signal
- (physics) electromagnetic radiation that can produce a visual sensation
- merriment expressed by a brightness or gleam or animation of countenance
- any device serving as a source of illumination
- public awareness
adj
- Slight, not forceful or intense; small in amount or intensity.
- Gentle; having little force or momentum.
- Low in fat, calories, alcohol, salt, etc.
- Free from burden or impediment; unencumbered.
- Not encumbered; unembarrassed; clear of impediments; hence, active; nimble; swift.
- With low viscosity.
- (of coffee) Served with extra milk or cream.
- Pale or whitish in color; highly luminous and more or less deficient in chroma.
- Having little or relatively little actual weight; not heavy; not cumbrous or unwieldy.
- (cooking) Not heavy or soggy; spongy; well raised.
- (military) Not heavily armed; armed with light weapons.
- (rail transport, of a locomotive or consist of locomotives) Without any piece of equipment attached or attached only to a caboose.
- Cheerful.
- Easy to endure or perform.
- Having light; bright; clear; not dark or obscure.
- (nautical, of a ship) Riding high because of no cargo; by extension, pertaining to a ship which is light.
- Not quite sound or normal; somewhat impaired or deranged; dizzy; giddy.
- Lightly built; typically designed for speed or small loads.
- Fast; nimble.
- Indulging in, or inclined to, levity; lacking dignity or solemnity; frivolous; airy.
- Of short or insufficient weight; weighing less than the legal, standard, or proper amount; clipped or diminished.
- Having little weight as compared with bulk; of little density or specific gravity.
- Easily interrupted by stimulation.
- Unimportant, trivial, having little value or significance.
- of comparatively little physical weight or density
- psychologically light; especially free from sadness or troubles
- marked by temperance in indulgence
- of little intensity or power or force
- easily assimilated in the alimentary canal; not rich or heavily seasoned
- not great in degree or quantity or number
- moving easily and quickly; nimble
- (used of vowels or syllables) pronounced with little or no stress
- intended primarily as entertainment; not serious or profound
- (used of color) having a relatively small amount of coloring agent
- designed for ease of movement or to carry little weight
- casual and unrestrained in sexual behavior
- weak and likely to lose consciousness
- (physics, chemistry) not having atomic weight greater than average
- (of sleep) easily disturbed
- silly or trivial
- having relatively few calories
- characterized by or emitting light
- demanding little effort; not burdensome
- less than the correct or legal or full amount often deliberately so
- (of sound or color) free from anything that dulls or dims
- having little importance
- (used of soil) loose and large-grained in consistency
- of the military or industry; using (or being) relatively small or light arms or equipment
- very thin and insubstantial
adv
verb
- (transitive) To illuminate; to provide light for when it is dark.
- (by extension) To leave; to depart.
- (nautical) To unload a ship, or to jettison material to make it lighter
- To find by chance.
- (transitive) To start (a fire).
- To lighten; to ease of a burden; to take off.
- To stop upon (of eyes or a glance); to notice
- (transitive) To set fire to; to set burning.
- To attend or conduct with a light; to show the way to by means of a light.
- (transitive, pinball) To make (a bonus) available to be collected by hitting a target, and thus light up the feature light corresponding to that bonus to indicate its availability.
- (intransitive) To become ignited; to take fire.
- begin to smoke
- introduce light into
- alight from (a horse)
- fall to somebody by assignment or lot; passed
- start or maintain a fire in
- cause to start burning; subject to fire or great heat
- to come to rest, settle
adj
- Emitted as radiation.
- Emitting or proceeding as if from a center.
- (figurative) Strikingly beautiful.
- (figurative) Beaming with vivacity and happiness.
- (heraldry, of a bearing) Giving off rays.
- (botany) Having a ray-like appearance, like the large marginal flowers of certain umbelliferous plants; said also of the cluster which has such marginal flowers.
- Radiating light and/or heat.
- radiating or as if radiating light
noun
noun
- The process of radiating waves or particles.
- The transfer of energy via radiation.
- (evolutionary theory, countable) A rapid diversification of an ancestral species into many new forms.
- (often) Ellipsis of electromagnetic radiation.
- Radioactive energy.
- The shooting forth of anything from a point or surface, like diverging rays of light.
- syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours
- the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
- a radial arrangement of nerve fibers connecting different parts of the brain
- the act of spreading outward from a central source
- (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
- the spread of a group of organisms into new habitats
- energy that is radiated or transmitted in the form of rays or waves or particles
noun
- microwave spectroscopy in which there is resonant absorption of radiation by a paramagnet
- the rate at which red blood cells settle out in a tube of blood under standardized conditions; a high rate usually indicates the presence of inflammation
- (electronics) Initialism of equivalent series resistance.
- (hematology) Initialism of erythrocyte sedimentation rate.
- (software) Initialism of extended-support release.
- Initialism of electron spin resonance.
name
noun
- (physics) Ellipsis of background radiation.
- Information relevant to the current situation about past events; history.
- (film) An extra who appears in the background, with no speaking role.
- A less important feature of scenery (as opposed to foreground).
- A part of the picture that depicts scenery to the rear or behind the main subject; context.
- (computing) A type of activity on a computer that is not normally visible to the user.
- One's social heritage, or previous life; what one did in the past.
- (computing) The image or color over which a computer's desktop items are shown (e.g. icons or application windows).
- (computer science) the area of the screen in graphical user interfaces against which icons and windows appear
- information that is essential to understanding a situation or problem
- extraneous signals that can be confused with the phenomenon to be observed or measured
- relatively unimportant or inconspicuous accompanying situation
- scenery hung at back of stage
- a person's social heritage: previous experience or training
- the state of the environment in which a situation exists
- the part of a scene (or picture) that lies behind objects in the foreground
adj
verb
- (journalism) To gather and provide background information (on).
- (transitive) To increase the weight and immunity of (a calf) by feeding with forage and grains, as an intermediate stage in cattle production, between weaning and placement in a feedlot.
- simple past and past participle of backgrind
- (transitive, figurative) To put in a position that is not prominent.
- (transitive) To place in the background.
- understate the importance or quality of
noun
- a group of nearly parallel lines of electromagnetic radiation
- a signal transmitted along a narrow path; guides airplane pilots in darkness or bad weather
- (nautical) breadth amidships
- long thick piece of wood or metal or concrete, etc., used in construction
- a column of light (as from a beacon)
- the broad side of a ship
- a gymnastic apparatus used by women gymnasts
- (textiles) A cylinder of wood, making part of a loom, on which weavers wind the warp before weaving and the cylinder on which the cloth is rolled, as it is woven.
- (music) A horizontal bar which connects the stems of two or more notes to group them and to indicate metric value.
- (structural) Any large piece of timber or iron long in proportion to its thickness, and prepared for use.
- (nautical) The straight part or shank of an anchor.
- (anatomical, informal) The principal stem of the antler of a deer.
- (physics) A ray or collection of approximately parallel rays emitted from the sun or other luminous body.
- (literary) The pole of a carriage or chariot.
- (anatomical, informal) One of the long feathers in the wing of a hawk.
- (nautical) The maximum width of a vessel (note that a vessel with a beam of 15 foot can also be said to be 15 foot abeam).
- (railway) An elevated rectangular dirt pile used to cheaply build an elevated portion of a railway.
- (mechanical) The crossbar of a mechanical balance, from the ends of which the scales are suspended.
- A gymnastic activity or event using a balance beam.
- (gymnastics) A balance beam.
- (nautical) The direction across a vessel, perpendicular to fore-and-aft.
- (figuratively) A ray; a gleam.
- (nautical) One of the transverse members of a ship's frame on which the decks are laid, and acting as part of the support for keeping the sides of the vessel in shape — supported at the sides by knees in wooden ships and by stringers in steel ones; cf. abeam, beam-ends.
- (structural) One of the principal horizontal structural members, usually of steel, timber, or concrete, of a building.
- (mechanical) In steam engines, a heavy iron lever having an oscillating motion on a central axis, one end of which is connected with the piston rod from which it receives motion, and the other with the crank of the wheel shaft.
- (agricultural) The central bar of a plow, to which the handles and colter are secured, and to the end of which are attached the oxen or horses that draw it.
- A broad smile.
verb
- emit light; be bright, as of the sun or a light
- express with a beaming face or smile
- broadcast over the airwaves, as in radio or television
- have a complexion with a strong bright color, such as red or pink
- experience a feeling of well-being or happiness, as from good health or an intense emotion
- smile radiantly; express joy through one's facial expression
- (ambitransitive) To emit beams of light; to shine; to radiate.
- (transitive, music) To connect (musical notes) with a beam, or thick line, in music notation.
- (transitive, science fiction) To transmit matter or information via a high-tech wireless mechanism.
- (transitive) To give the appearance of beams to.
- (intransitive, figuratively) To smile broadly or especially cheerfully.
- (transitive, currying) To stretch something (for example, an animal hide) on a beam.
- (transitive, weaving) To put (something) on a beam.
- (transitive) To furnish or supply with beams.
- (transitive, computing) To transmit, especially by direct wireless means such as infrared.
noun
- a group of nearly parallel lines of electromagnetic radiation
- (mathematics) a straight line extending from a point
- cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
- a branch of an umbel or an umbelliform inflorescence
- a column of light (as from a beacon)
- the syllable naming the second (supertonic) note of any major scale in solmization
- any of the stiff bony spines in the fin of a fish
- The letter ⟨/⟩, one of two which represent the r sound in Pitman shorthand.
- (zoology) A rib-like reinforcement of bone or cartilage in a fish's fin.
- A beam of light or radiation.
- (zoology) One of the spheromeres of a radiate, especially one of the arms of a starfish or an ophiuran.
- (botany) A radiating part of a flower or plant; the marginal florets of a compound flower, such as an aster or a sunflower; one of the pedicels of an umbel or other circular flower cluster; radius.
- (music) Alternative form of re.
- (mathematics) A line extending indefinitely in one direction from a point.
- Any of the superorder Batoidea of marine fish with flat bodies, large wing-like fins, and whip-like tails.
verb
noun
- a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation
- the basic unit of electric current adopted under the Systeme International d'Unites
- the 1st letter of the Roman alphabet
- (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA
- any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes
- nucleotide derived from adenine with a deoxyribose sugar and a phosphate group
- the blood group whose red cells carry the A antigen
- Acre.
- (sexuality) Asexual.
- (UK, chiefly London) Arsehole.
- Answer.
- (physics) Angstrom.
- (sports) An assist.
- Ace. (including in card games)
- Adult; as used in film rating.
- (weaponry) Atom.
- Ammeter.
adj
character
num
symbol
- (medicine) A blood type that has a specific antigen that aggravates the immune response in people with type B antigen in their blood. People with this blood type may receive blood from type A or type O but cannot receive blood from AB or B.
- A rank, normally the highest rank, on any of various scales that assign letters.
- (logic) A universal affirmative suggestion.
- (education) The highest letter grade assigned (disregarding plusses and minuses).
- (music) A tone three fifths above C in the cycle of fifths; the sixth tone of the C major scale; the first note of the minor scale of A minor; the reference tone that occurs at exactly 440 Hz; the printed or written note A; the scale with A as its keynote.
- (chiefly US) Alternative spelling of A.M. and AM (“ante meridiem”).
- (chemistry) Mass number.
- Allele dominant.
- (historical) Abbreviation of adulterer or adulteress, used as a human brand.
noun
- a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation
- (physics, metrology) A unit of length equal to 10⁻¹⁰ meters (that is, one ten-billionth of a meter), approximately the size of an atom, and denoted by the symbol Å, used especially to measure the wavelength of electromagnetic radiation or distances between atoms.
adj
noun
- (physics, telecommunications) An electromagnetic wave with a relatively short wavelength; specifically, one with a wavelength generally between 10 and 100 metres, corresponding to a frequency between 3 and 30 megahertz.
- A waveband comprising radio waves in the shortwave (noun sense 1) frequency range, especially when used in broadcasting.
- (meteorology) Downward radiation in the shortwave (noun sense 1) frequency range which enters the Earth's atmosphere.
- In full shortwave radio: a radio which is able to receive radio waves in the shortwave (noun sense 1) waveband.
adv
noun
- An electromagnetic wave with wavelength between that of infrared light and radio waves.
- Ellipsis of microwave oven.
- a short electromagnetic wave (longer than infrared but shorter than radio waves); used for radar and microwave ovens and for transmitting telephone, facsimile, video and data
- kitchen appliance that cooks food by passing an electromagnetic wave through it; heat results from the absorption of energy by the water molecules in the food
verb
noun
- An electromagnetic wave in the infrared spectrum.
- (idiomatic) A period of exceptionally hot weather.
- (US, weather broadcasting) Three consecutive days with daytime high temperature of 90 degrees Fahrenheit or higher.
- (UK, weather broadcasting) A period of at least three consecutive days with daily high temperatures of the respective county's temperature threshold or higher.
- a wave of unusually hot weather
adj
- (of light or other electromagnetic radiation) having only one wavelength
- of or relating to monochromatism
- having or appearing to have only one color
- Perceptive of only one color; unable to distinguish colors; total color blindness.
- (figuratively) Plain, dull, lifeless.
- Having only one color, represented by differing hues and tints. For example shades in a black and white television.
verb
- direct high energy particles or radiation against
- throw bombs at or attack with bombs
- cast, hurl, or throw repeatedly with some missile
- address with continuously or persistently, as if with a barrage
- To continuously attack something with bombs, artillery shells or other missiles or projectiles.
- (physics) To direct at a substance an intense stream of high-energy particles, usually sub-atomic or made of at most a few atoms.
- (figuratively) To attack something or someone by directing objects at them.
- (figuratively) To continuously send or direct (at someone)
noun
verb
- (radiotherapy) To divide a total dose of radiation into fractions.
- (cryptography) To divide each plaintext symbol into several ciphertext symbols as a preliminary stage of encryption.
- To use the technique of fractionation in hypnosis.
- (chemistry) To separate (a mixture) into its individual constituents by exploiting differences in some chemical or physical property, such as boiling point, particle size, solubility etc.
- separate into constituents or fractions containing concentrated constituents
- obtain by a fractional process
noun
- modulation of the amplitude of the (radio) carrier wave
- the period between midnight and noon
- a master's degree in arts and sciences
- (manufacturing) Initialism of additive manufacturing.
- (property law) Initialism of automated mapping, used in conjunction with Facilities Managements abbreviations (AM/FM).
- (communication, broadcasting) Initialism of amplitude modulation; radio programming broadcasted in this form.
- Member of the Order of Australia.
- (UK politics, historical) Initialism of Assembly Member, a title similar to MP, placed after the name of a Member of the Welsh National Assembly.
- (education) Initialism of Master of Arts.
adv
name
noun
- the reduction of the intensity of radiation as a consequence of absorption and radiation
- the act of extinguishing; causing to stop burning
- complete annihilation
- a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus
- no longer in existence
- no longer active; extinguished
- (psychology) The fading of a conditioned response over time if it is not reinforced.
- (astronomy) The absorption or scattering of electromagnetic radiation emitted by astronomical objects by intervening dust and gas before it reaches the observer.
- The action of making or becoming extinct; annihilation.
- (pathology) The inability to perceive multiple stimuli simultaneously.
noun
- device that reflects radiation
- optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece
- A safety reflector.
- (cellular automata) A pattern which can change the direction and/or offset of an oncoming spaceship without being destroyed.
- A reflecting telescope.
- Something which reflects heat, light or sound, especially something having a reflecting surface.
- A small, often red, reflecting disk on the rear of a vehicle or bicycle that reflects the headlights of other vehicles.
- One who reflects on something; one who thinks or considers at length.
- Something that is reflective (indicative) of something else.
noun
- the amount of electromagnetic radiation leaving or arriving at a point on a surface
- light from nonthermal sources
- a steady even light without flames
- an appearance of reflected light
- the phenomenon of light emission by a body as its temperature is raised
- a feeling of considerable warmth
- an alert and refreshed state
- A state of heat being emitted by a person or an animal's body.
- A state of brightness or warmth of colour; specifically, a reddish colour on a person's face indicating health or youth; a flush.
- A state of light being emitted by something (for example, a bioluminescent animal or fungus, or a mineral) which is not hot; luminescence.
- A state of heat and light being emitted by a hot object.
- A condition of being passionate or having warm feelings; an ardour.
verb
- shine intensely, as if with heat
- emit a steady even light without flames
- be exuberant or high-spirited
- have a complexion with a strong bright color, such as red or pink
- experience a feeling of well-being or happiness, as from good health or an intense emotion
- To be very hot; also, to be on fire; to burn.
- (figurative, Internet slang, alt-right) To expose (someone) to the authorities.
- To emit heat and light without a flame.
- Of a person: to display intense emotion.
- Of a fire: to emit heat and light.
- To emit light brightly and steadily as if heated to a high temperature; to shine.
- (intransitive, obsolete except UK, dialectal) To look intently; to stare.
- Of a person's body or a part of it: to feel hot and often to flush (“become suffused with a reddish colour”) as well, due to an emotional response, exertion, etc.
- (chiefly US, Internet slang) To be involved in an (chiefly online) undercover sting operation, especially by American federal agencies.
- Of a colour: to be bright; also, of a thing: to have a bright colour.
- (chiefly US, Internet slang, alt-right) To create a threatening online post that may involve violence, and look suspicious enough to attract a police investigation.
noun
- the amount of electromagnetic radiation leaving or arriving at a point on a surface
- an attractive combination of good health and happiness
- the quality of being bright and sending out rays of light
- (physics) The flux of radiation emitted per unit solid angle in a given direction by a unit area of a source.
- The quality or state of being radiant; shining, bright or splendid.
noun
- electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
- the infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range
- (uncountable) The electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm.
- (countable) A device that emits infrared radiation.
- (countable) A specific wavelength in this range.
adj
noun
- a single frequency (or very narrow band) of radiation in a spectrum
- the road consisting of railroad track and roadbed
- a slight depression or fold in the smoothness of a surface
- a pipe used to transport liquids or gases
- (often plural) a means of communication or access
- a commercial organization serving as a common carrier
- text consisting of a row of words written across a page or computer screen
- a formation of people or things one beside another
- a fortified position (especially one marking the most forward position of troops)
- the hereditary derivation of an individual
- a conceptual separation or distinction
- the principal activity in your life that you do to earn money
- persuasive but insincere talk that is usually intended to deceive or impress
- a particular kind of product or merchandise
- a mark that is long relative to its width
- a conductor for transmitting electrical or optical signals or electric power
- a succession of notes forming a distinctive sequence
- the maximum credit that a customer is allowed
- mechanical system in a factory whereby an article is conveyed through sites at which successive operations are performed on it
- a spatial location defined by a real or imaginary unidimensional extent
- a course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning
- space for one line of print (one column wide and 1/14 inch deep) used to measure advertising
- a connected series of events or actions or developments
- acting in conformity
- in games or sports; a mark indicating positions or bounds of the playing area
- a short personal letter
- something (as a cord or rope) that is long and thin and flexible
- a length (straight or curved) without breadth or thickness; the trace of a moving point
- a formation of people or things one behind another
- a telephone connection
- A sentence of dialogue, especially in a play, movie, or the like.
- (geometry) An infinitely extending one-dimensional figure that has no curvature; one that has length but not breadth or thickness.
- A procession, either physical or conceptual, which results from the application or effect of a given rationale or other controlling principles of belief, opinion, practice, or phenomenon.
- A written or printed row of letters, words, numbers, or other text, especially a row of words extending across a page or column, or a blank in place of such text.
- The longer fiber(s) of flax.
- (geography) A circle of latitude or of longitude, as represented on a map.
- A long tape or ribbon marked with units for measuring; a tape measure.
- (graph theory) An edge of a graph.
- (cricket) The horizontal path of a ball towards the batsman (see also length).
- (genetics) A population of cells derived from a single cell and containing the same genetic makeup.
- A verse (in poetry).
- (geography, 'the line' or 'equinoctial line') The equator.
- Course of conduct, thought, occupation, or policy; method of argument; department of industry, trade, or intellectual activity.
- A rope, cord, string, thread, or cable, of any thickness.
- Any of an ill-defined set of units of length, varying according to the country, discipline, industry, and date of application, commonly with no indication of the intended magnitude:
- A path through two or more points (compare ‘segment’); a continuous mark, including as made by a pen; any path, curved or straight.
- (soccer) The goal line.
- (South Korean idol fandom) A group of people born in a certain year (liners).
- (fencing) The position in which the fencers hold their swords.
- One fortieth of an inch.
- The exterior limit of a figure or territory: a boundary, contour, or outline; a demarcation.
- (music) One of the straight horizontal and parallel prolonged strokes on and between which the notes are placed.
- (geometry, informal) A line segment; a continuous finite segment of such a figure.
- A set of products or services sold by a business, or by extension, the business itself.
- (Australian rules football) A set of positions in a team which play in a similar position on the field; in a traditional team, consisting of three players and acting as one of six such sets in the team.
- A hose, tube, or pipe, of any size.
- A threadlike crease or wrinkle marking the face, hand, or body; hence, a characteristic mark.
- (historical) A maxwell, a unit of magnetic flux.
- (engineering) Proper relative position or adjustment (of parts, not as to design or proportion, but with reference to smooth working).
- (military, nautical) Ellipsis of line of battle.
- (perfusion line) a set composed of a spike, a drip chamber, a clamp, a Y-injection site, a three-way stopcock and a catheter.
- One sixteenth of an inch.
- The official, stated position (or set of positions) of an individual or group, particularly a political or religious faction.
- A more-or-less straight sequence of people, objects, etc., either arranged as a queue or column and often waiting to be processed or dealt with, or arranged abreast of one another in a row (and contrasted with a column), as in a military formation.
- The wire connecting one telegraphic station with another, a telephone or internet cable between two points: a telephone or network connection.
- (informal) A portion or serving of a powdery recreational drug, especially cocaine, formed into a line on a flat surface in preparation for snorting.
- (stock exchange) A number of shares taken by a jobber.
- A letter, a written form of communication.
- (slang) Information about or understanding of something. (Mostly restricted to the expressions get a line on, have a line on, and give a line on.)
- (baseball, slang, 1800s, with "the") The batter's box.
- A series or succession of ancestors or descendants of a given person; a family or race; compare lineage.
- (historical) A tsarist-era Russian unit of measure, approximately equal to one tenth of an English inch, used especially when measuring the calibre of firearms.
- (medicine, colloquial) A vascular catheter.
- (advertising) Ellipsis of agate line (one fourteenth of an inch).
- One twelfth of an inch.
- (especially military) A trench or rampart, or the non-physical demarcation of the extent of the territory occupied by specified forces.
- That which was measured by a line, such as a field or any piece of land set apart; hence, allotted place of abode.
- A clothesline.
- (automotive) A particular path taken by a vehicle when driving a bend or corner in the road.
- Lineament; feature; figure (of one's body).
- (music) A series of notes forming a certain part (such as the bass or melody) of a greater work.
- (ice hockey) A group of forwards that play together.
- A lie or exaggeration, especially one told to gain another's approval or prevent losing it.
- Direction, path.
- (military) The regular infantry of an army, as distinguished from militia, guards, volunteer corps, cavalry, artillery, etc.
- A connected series of public conveyances, as a roadbed or railway track; and hence, an established arrangement for forwarding merchandise, etc.; a railroad line, railway line, Elizabeth Line etc.
verb
- fill plentifully
- make a mark or lines on a surface
- cover the interior of
- mark with lines
- reinforce with fabric
- be in line with; form a line along
- (transitive) To fill or supply (something), as a purse with money.
- (transitive) To form a line along.
- (rail transport) To align (one or more switches) to direct a train onto a particular track.
- (transitive) To track (wild bees) to their nest by following their line of flight.
- (transitive) To place (objects) into a line (usually used with "up"); to form into a line; to align.
- (transitive) To place persons or things along the side of for security or defense; to strengthen by adding; to fortify.
- (transitive) To mark with a line or lines; to cover with lines.
- (transitive) To measure.
- (transitive) To cover the inner surface of (something), originally especially with linen.
- (intransitive, baseball) To hit a line drive; to hit a line drive which is caught for an out. Compare fly and ground.
noun
- (physics, uncountable) Electromagnetic radiation in the wavelength range visible to the human eye (about 400–750 nanometers): visible light.
- (by extension, less commonly) Electromagnetic radiation of any wavelength.
- (painting) The manner in which the light strikes a picture; that part of a picture which represents those objects upon which the light is supposed to fall; the more illuminated part of a landscape or other scene; opposed to shade.
- A traffic light, or (by extension) an intersection controlled by traffic lights.
- A notable person within a specific field or discipline.
- (crosswording) The series of squares reserved for the answer to a crossword clue.
- (informal) A cross-light in a double acrostic or triple acrostic.
- (curling) A stone that is not thrown hard enough.
- See lights (“lungs”).
- (by extension) Electromagnetic radiation in the wavelength range visible to the human eye or in nearby ranges (infrared or ultraviolet radiation).
- A lightbulb or similar light-emitting device, regardless of whether it is lit.
- (slang) A cigarette lighter.
- A flame or something used to create fire.
- (military, historical) A member of the light cavalry.
- The brightness of the eye or eyes.
- A window in architecture, carriage design, or motor car design: either the opening itself or the window pane of glass that fills it, if any.
- (figurative) Spiritual or mental illumination; enlightenment, useful information.
- A point of view, or aspect from which a concept, person or thing is regarded.
- (countable) A source of illumination.
- Open view; a visible state or condition; public observation; publicity.
- (Australia, uncountable) A low-alcohol lager.
- The power of perception by vision: eyesight (sightedness; vision).
- A firework made by filling a case with a substance which burns brilliantly with a white or coloured flame.
- a particular perspective or aspect of a situation
- the quality of being luminous; emitting or reflecting light
- the visual effect of illumination on objects or scenes as created in pictures
- a person regarded very fondly
- a device for lighting or igniting fuel or charges or fires
- a condition of spiritual awareness; divine illumination
- an illuminated area
- mental understanding as an enlightening experience
- having abundant light or illumination
- a visual warning signal
- (physics) electromagnetic radiation that can produce a visual sensation
- merriment expressed by a brightness or gleam or animation of countenance
- any device serving as a source of illumination
- public awareness
adj
- Slight, not forceful or intense; small in amount or intensity.
- Gentle; having little force or momentum.
- Low in fat, calories, alcohol, salt, etc.
- Free from burden or impediment; unencumbered.
- Not encumbered; unembarrassed; clear of impediments; hence, active; nimble; swift.
- With low viscosity.
- (of coffee) Served with extra milk or cream.
- Pale or whitish in color; highly luminous and more or less deficient in chroma.
- Having little or relatively little actual weight; not heavy; not cumbrous or unwieldy.
- (cooking) Not heavy or soggy; spongy; well raised.
- (military) Not heavily armed; armed with light weapons.
- (rail transport, of a locomotive or consist of locomotives) Without any piece of equipment attached or attached only to a caboose.
- Cheerful.
- Easy to endure or perform.
- Having light; bright; clear; not dark or obscure.
- (nautical, of a ship) Riding high because of no cargo; by extension, pertaining to a ship which is light.
- Not quite sound or normal; somewhat impaired or deranged; dizzy; giddy.
- Lightly built; typically designed for speed or small loads.
- Fast; nimble.
- Indulging in, or inclined to, levity; lacking dignity or solemnity; frivolous; airy.
- Of short or insufficient weight; weighing less than the legal, standard, or proper amount; clipped or diminished.
- Having little weight as compared with bulk; of little density or specific gravity.
- Easily interrupted by stimulation.
- Unimportant, trivial, having little value or significance.
- of comparatively little physical weight or density
- psychologically light; especially free from sadness or troubles
- marked by temperance in indulgence
- of little intensity or power or force
- easily assimilated in the alimentary canal; not rich or heavily seasoned
- not great in degree or quantity or number
- moving easily and quickly; nimble
- (used of vowels or syllables) pronounced with little or no stress
- intended primarily as entertainment; not serious or profound
- (used of color) having a relatively small amount of coloring agent
- designed for ease of movement or to carry little weight
- casual and unrestrained in sexual behavior
- weak and likely to lose consciousness
- (physics, chemistry) not having atomic weight greater than average
- (of sleep) easily disturbed
- silly or trivial
- having relatively few calories
- characterized by or emitting light
- demanding little effort; not burdensome
- less than the correct or legal or full amount often deliberately so
- (of sound or color) free from anything that dulls or dims
- having little importance
- (used of soil) loose and large-grained in consistency
- of the military or industry; using (or being) relatively small or light arms or equipment
- very thin and insubstantial
adv
verb
- (transitive) To illuminate; to provide light for when it is dark.
- (by extension) To leave; to depart.
- (nautical) To unload a ship, or to jettison material to make it lighter
- To find by chance.
- (transitive) To start (a fire).
- To lighten; to ease of a burden; to take off.
- To stop upon (of eyes or a glance); to notice
- (transitive) To set fire to; to set burning.
- To attend or conduct with a light; to show the way to by means of a light.
- (transitive, pinball) To make (a bonus) available to be collected by hitting a target, and thus light up the feature light corresponding to that bonus to indicate its availability.
- (intransitive) To become ignited; to take fire.
- begin to smoke
- introduce light into
- alight from (a horse)
- fall to somebody by assignment or lot; passed
- start or maintain a fire in
- cause to start burning; subject to fire or great heat
- to come to rest, settle
noun
- The process of radiating waves or particles.
- The transfer of energy via radiation.
- (evolutionary theory, countable) A rapid diversification of an ancestral species into many new forms.
- (often) Ellipsis of electromagnetic radiation.
- Radioactive energy.
- The shooting forth of anything from a point or surface, like diverging rays of light.
- syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours
- the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
- a radial arrangement of nerve fibers connecting different parts of the brain
- the act of spreading outward from a central source
- (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
- the spread of a group of organisms into new habitats
- energy that is radiated or transmitted in the form of rays or waves or particles
noun
- microwave spectroscopy in which there is resonant absorption of radiation by a paramagnet
- the rate at which red blood cells settle out in a tube of blood under standardized conditions; a high rate usually indicates the presence of inflammation
- (electronics) Initialism of equivalent series resistance.
- (hematology) Initialism of erythrocyte sedimentation rate.
- (software) Initialism of extended-support release.
- Initialism of electron spin resonance.
name
noun
- (physics) Ellipsis of background radiation.
- Information relevant to the current situation about past events; history.
- (film) An extra who appears in the background, with no speaking role.
- A less important feature of scenery (as opposed to foreground).
- A part of the picture that depicts scenery to the rear or behind the main subject; context.
- (computing) A type of activity on a computer that is not normally visible to the user.
- One's social heritage, or previous life; what one did in the past.
- (computing) The image or color over which a computer's desktop items are shown (e.g. icons or application windows).
- (computer science) the area of the screen in graphical user interfaces against which icons and windows appear
- information that is essential to understanding a situation or problem
- extraneous signals that can be confused with the phenomenon to be observed or measured
- relatively unimportant or inconspicuous accompanying situation
- scenery hung at back of stage
- a person's social heritage: previous experience or training
- the state of the environment in which a situation exists
- the part of a scene (or picture) that lies behind objects in the foreground
adj
verb
- (journalism) To gather and provide background information (on).
- (transitive) To increase the weight and immunity of (a calf) by feeding with forage and grains, as an intermediate stage in cattle production, between weaning and placement in a feedlot.
- simple past and past participle of backgrind
- (transitive, figurative) To put in a position that is not prominent.
- (transitive) To place in the background.
- understate the importance or quality of
noun
- a group of nearly parallel lines of electromagnetic radiation
- a signal transmitted along a narrow path; guides airplane pilots in darkness or bad weather
- (nautical) breadth amidships
- long thick piece of wood or metal or concrete, etc., used in construction
- a column of light (as from a beacon)
- the broad side of a ship
- a gymnastic apparatus used by women gymnasts
- (textiles) A cylinder of wood, making part of a loom, on which weavers wind the warp before weaving and the cylinder on which the cloth is rolled, as it is woven.
- (music) A horizontal bar which connects the stems of two or more notes to group them and to indicate metric value.
- (structural) Any large piece of timber or iron long in proportion to its thickness, and prepared for use.
- (nautical) The straight part or shank of an anchor.
- (anatomical, informal) The principal stem of the antler of a deer.
- (physics) A ray or collection of approximately parallel rays emitted from the sun or other luminous body.
- (literary) The pole of a carriage or chariot.
- (anatomical, informal) One of the long feathers in the wing of a hawk.
- (nautical) The maximum width of a vessel (note that a vessel with a beam of 15 foot can also be said to be 15 foot abeam).
- (railway) An elevated rectangular dirt pile used to cheaply build an elevated portion of a railway.
- (mechanical) The crossbar of a mechanical balance, from the ends of which the scales are suspended.
- A gymnastic activity or event using a balance beam.
- (gymnastics) A balance beam.
- (nautical) The direction across a vessel, perpendicular to fore-and-aft.
- (figuratively) A ray; a gleam.
- (nautical) One of the transverse members of a ship's frame on which the decks are laid, and acting as part of the support for keeping the sides of the vessel in shape — supported at the sides by knees in wooden ships and by stringers in steel ones; cf. abeam, beam-ends.
- (structural) One of the principal horizontal structural members, usually of steel, timber, or concrete, of a building.
- (mechanical) In steam engines, a heavy iron lever having an oscillating motion on a central axis, one end of which is connected with the piston rod from which it receives motion, and the other with the crank of the wheel shaft.
- (agricultural) The central bar of a plow, to which the handles and colter are secured, and to the end of which are attached the oxen or horses that draw it.
- A broad smile.
verb
- emit light; be bright, as of the sun or a light
- express with a beaming face or smile
- broadcast over the airwaves, as in radio or television
- have a complexion with a strong bright color, such as red or pink
- experience a feeling of well-being or happiness, as from good health or an intense emotion
- smile radiantly; express joy through one's facial expression
- (ambitransitive) To emit beams of light; to shine; to radiate.
- (transitive, music) To connect (musical notes) with a beam, or thick line, in music notation.
- (transitive, science fiction) To transmit matter or information via a high-tech wireless mechanism.
- (transitive) To give the appearance of beams to.
- (intransitive, figuratively) To smile broadly or especially cheerfully.
- (transitive, currying) To stretch something (for example, an animal hide) on a beam.
- (transitive, weaving) To put (something) on a beam.
- (transitive) To furnish or supply with beams.
- (transitive, computing) To transmit, especially by direct wireless means such as infrared.
noun
- a group of nearly parallel lines of electromagnetic radiation
- (mathematics) a straight line extending from a point
- cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
- a branch of an umbel or an umbelliform inflorescence
- a column of light (as from a beacon)
- the syllable naming the second (supertonic) note of any major scale in solmization
- any of the stiff bony spines in the fin of a fish
- The letter ⟨/⟩, one of two which represent the r sound in Pitman shorthand.
- (zoology) A rib-like reinforcement of bone or cartilage in a fish's fin.
- A beam of light or radiation.
- (zoology) One of the spheromeres of a radiate, especially one of the arms of a starfish or an ophiuran.
- (botany) A radiating part of a flower or plant; the marginal florets of a compound flower, such as an aster or a sunflower; one of the pedicels of an umbel or other circular flower cluster; radius.
- (music) Alternative form of re.
- (mathematics) A line extending indefinitely in one direction from a point.
- Any of the superorder Batoidea of marine fish with flat bodies, large wing-like fins, and whip-like tails.
verb
noun
- a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation
- the basic unit of electric current adopted under the Systeme International d'Unites
- the 1st letter of the Roman alphabet
- (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA
- any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes
- nucleotide derived from adenine with a deoxyribose sugar and a phosphate group
- the blood group whose red cells carry the A antigen
- Acre.
- (sexuality) Asexual.
- (UK, chiefly London) Arsehole.
- Answer.
- (physics) Angstrom.
- (sports) An assist.
- Ace. (including in card games)
- Adult; as used in film rating.
- (weaponry) Atom.
- Ammeter.
adj
character
num
symbol
- (medicine) A blood type that has a specific antigen that aggravates the immune response in people with type B antigen in their blood. People with this blood type may receive blood from type A or type O but cannot receive blood from AB or B.
- A rank, normally the highest rank, on any of various scales that assign letters.
- (logic) A universal affirmative suggestion.
- (education) The highest letter grade assigned (disregarding plusses and minuses).
- (music) A tone three fifths above C in the cycle of fifths; the sixth tone of the C major scale; the first note of the minor scale of A minor; the reference tone that occurs at exactly 440 Hz; the printed or written note A; the scale with A as its keynote.
- (chiefly US) Alternative spelling of A.M. and AM (“ante meridiem”).
- (chemistry) Mass number.
- Allele dominant.
- (historical) Abbreviation of adulterer or adulteress, used as a human brand.
noun
- a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation
- (physics, metrology) A unit of length equal to 10⁻¹⁰ meters (that is, one ten-billionth of a meter), approximately the size of an atom, and denoted by the symbol Å, used especially to measure the wavelength of electromagnetic radiation or distances between atoms.
noun
- An electromagnetic wave with wavelength between that of infrared light and radio waves.
- Ellipsis of microwave oven.
- a short electromagnetic wave (longer than infrared but shorter than radio waves); used for radar and microwave ovens and for transmitting telephone, facsimile, video and data
- kitchen appliance that cooks food by passing an electromagnetic wave through it; heat results from the absorption of energy by the water molecules in the food
verb
adj
noun
- (physics, telecommunications) An electromagnetic wave with a relatively short wavelength; specifically, one with a wavelength generally between 10 and 100 metres, corresponding to a frequency between 3 and 30 megahertz.
- A waveband comprising radio waves in the shortwave (noun sense 1) frequency range, especially when used in broadcasting.
- (meteorology) Downward radiation in the shortwave (noun sense 1) frequency range which enters the Earth's atmosphere.
- In full shortwave radio: a radio which is able to receive radio waves in the shortwave (noun sense 1) waveband.
adv
noun
- An electromagnetic wave in the infrared spectrum.
- (idiomatic) A period of exceptionally hot weather.
- (US, weather broadcasting) Three consecutive days with daytime high temperature of 90 degrees Fahrenheit or higher.
- (UK, weather broadcasting) A period of at least three consecutive days with daily high temperatures of the respective county's temperature threshold or higher.
- a wave of unusually hot weather
adj
- Emitted as radiation.
- Emitting or proceeding as if from a center.
- (figurative) Strikingly beautiful.
- (figurative) Beaming with vivacity and happiness.
- (heraldry, of a bearing) Giving off rays.
- (botany) Having a ray-like appearance, like the large marginal flowers of certain umbelliferous plants; said also of the cluster which has such marginal flowers.
- Radiating light and/or heat.
- radiating or as if radiating light
noun
noun
- modulation of the amplitude of the (radio) carrier wave
- the period between midnight and noon
- a master's degree in arts and sciences
- (manufacturing) Initialism of additive manufacturing.
- (property law) Initialism of automated mapping, used in conjunction with Facilities Managements abbreviations (AM/FM).
- (communication, broadcasting) Initialism of amplitude modulation; radio programming broadcasted in this form.
- Member of the Order of Australia.
- (UK politics, historical) Initialism of Assembly Member, a title similar to MP, placed after the name of a Member of the Welsh National Assembly.
- (education) Initialism of Master of Arts.
adv
name
adj
- Of electromagnetic radiation beyond (higher in frequency than) light visible to the human eye; radiation with wavelengths from 380 to 10 nanometres.
- (figurative, physics) Relating to very high energies or very small distances or time spans.
- having or employing wavelengths shorter than light but longer than X-rays; lying outside the visible spectrum at its violet end
noun
verb
- direct high energy particles or radiation against
- throw bombs at or attack with bombs
- cast, hurl, or throw repeatedly with some missile
- address with continuously or persistently, as if with a barrage
- To continuously attack something with bombs, artillery shells or other missiles or projectiles.
- (physics) To direct at a substance an intense stream of high-energy particles, usually sub-atomic or made of at most a few atoms.
- (figuratively) To attack something or someone by directing objects at them.
- (figuratively) To continuously send or direct (at someone)
noun
verb
- (radiotherapy) To divide a total dose of radiation into fractions.
- (cryptography) To divide each plaintext symbol into several ciphertext symbols as a preliminary stage of encryption.
- To use the technique of fractionation in hypnosis.
- (chemistry) To separate (a mixture) into its individual constituents by exploiting differences in some chemical or physical property, such as boiling point, particle size, solubility etc.
- separate into constituents or fractions containing concentrated constituents
- obtain by a fractional process
adj
- Of electromagnetic radiation beyond (higher in frequency than) light visible to the human eye; radiation with wavelengths from 380 to 10 nanometres.
- (figurative, physics) Relating to very high energies or very small distances or time spans.
- having or employing wavelengths shorter than light but longer than X-rays; lying outside the visible spectrum at its violet end
noun
adj
- Emitted as radiation.
- Emitting or proceeding as if from a center.
- (figurative) Strikingly beautiful.
- (figurative) Beaming with vivacity and happiness.
- (heraldry, of a bearing) Giving off rays.
- (botany) Having a ray-like appearance, like the large marginal flowers of certain umbelliferous plants; said also of the cluster which has such marginal flowers.
- Radiating light and/or heat.
- radiating or as if radiating light
noun
adj
noun
- (physics, telecommunications) An electromagnetic wave with a relatively short wavelength; specifically, one with a wavelength generally between 10 and 100 metres, corresponding to a frequency between 3 and 30 megahertz.
- A waveband comprising radio waves in the shortwave (noun sense 1) frequency range, especially when used in broadcasting.
- (meteorology) Downward radiation in the shortwave (noun sense 1) frequency range which enters the Earth's atmosphere.
- In full shortwave radio: a radio which is able to receive radio waves in the shortwave (noun sense 1) waveband.
adv
adj
- (of light or other electromagnetic radiation) having only one wavelength
- of or relating to monochromatism
- having or appearing to have only one color
- Perceptive of only one color; unable to distinguish colors; total color blindness.
- (figuratively) Plain, dull, lifeless.
- Having only one color, represented by differing hues and tints. For example shades in a black and white television.