'by a factor of two'에 대한 English 단어
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noun
verb
adv
- Over and above a factor of one.
- Here too, here also, in this case as well; used in applying a previously made point to a new instance; sometimes preceded by "here".
- I ask again, I say again; used in repeating a question or statement.
- Used metalinguistically, with the repetition being in the discussion, or in the linguistic or pragmatic context of the discussion, rather than in the subject of discussion.
- Moreover; besides; further.
- Tell me again, say again; used in asking a question to which one may have already received an answer that one cannot remember.
- Back (to a former place or state).
- Another time: indicating a repeat of an action.
- anew
prep
noun
- (mathematics) A second or subsequent factorization.
- (software) A rewriting of computer code to improve its readability or structure without affecting its meaning or behaviour, thus making it easier to maintain; a refactoring.
- (linguistics) A false etymology derived from rebracketing.
- A split into constituent parts after a previous combination.
name
adj
noun
- (chemistry, biotechnology, loosely) A portion of a total amount (of some substance or a sample or specimen thereof, usually a solution or suspension).
- (chemistry, biotechnology, strictly) Such a portion that divides evenly into the total with no remainder.
- an integer that is an exact divisor of some quantity
verb
noun
adj
- properly related in size or degree or other measurable characteristics; usually followed by ‘to’
- having a constant ratio
- (mathematics) At a constant ratio (to). Two magnitudes (numbers) are said to be proportional if the second varies in a direct relation arithmetically to the first. Symbol: ∝.
- Of a typeface, having characters with natural (non-uniform) width (in contrast to monospace typefaces).
- (chiefly US) In proportion (to), proportionate.
noun
- (mathematics) The result of a number being divided by one of its factors.
- (mathematics, linear algebra, of a matrix) The signed determinant of the submatrix produced by removing the row and column containing a specified element; primarily used in the recursive definition and calculation of the determinant of a matrix.
- (biochemistry) A substance, especially a coenzyme or a metal, that must be present for an enzyme to function.
- (biochemistry) A molecule that binds to and regulates the activity of a protein.
- A contributing factor.
- a substance (as a coenzyme) that must join with another to produce a given result
verb
adj
noun
noun
- (preceded by “a” or a number) The fraction obtained by dividing 1 by 2.
- (sports) One of two equal periods into which a game is divided.
- (numismatic slang) Clipping of half-dollar.
- (sports) abbreviated form for half marathon.
- (British) half a pint of beer or cider. (Refusing a pint) Just a half, thank you. (Offering to top up a pint glass) Do you want a half in that? (Minimizing the amount of drink taken) A swift half at the Pear Tree.
- (liquor trade) A barrel measure of 27 gallons (half a hogshead).
- Any of the three terms at Eton College, for Michaelmas, Lent, and summer.
- One of two usually roughly equal parts into which anything may be divided, or considered as divided.
- (sports) One of the two opposite parts of the playing field of various sports, in which each starts the game.
- (slang) A half sibling.
- one of two divisions into which some games or performances are divided: the two divisions are separated by an interval
- one of two equal parts of a divisible whole
adj
- (of a relative other than a sibling) Related through one common grandparent or ancestor rather than two.
- Consisting of some indefinite portion resembling a half; approximately a half, whether more or less; partial; imperfect.
- (of a sibling) Having one parent (rather than two) in common.
- Consisting of a half (½, 50%).
- consisting of one of two equivalent parts in value or quantity
- (of siblings) related through one parent only
- partial
adv
intj
prep
noun
- the ratio of two quantities to be divided
- the number obtained by division
- (mathematics) By analogy, the result of any process that is the inverse of multiplication as defined for any mathematical entities other than numbers.
- (cricket) The number of runs scored per wicket lost when batting, divided by the number of runs conceded per wicket taken when bowling — used as a league table tiebreaker in some first-class tournaments.
- (mathematics, group theory) A mathematical structure formed by identifying elements within a larger one.
- (arithmetic) The number (either a fraction or an integer) resulting from the division of one number by another.
verb
adj
noun
verb
- To divide into three parts, especially to divide into thirds.
- (firearms) To examine, as the thickness of the metal at the muzzle of a gun; or, in general, to examine the thickness of, as ordnance, in order to ascertain its strength.
- To reduce by one third; especially, kill one third of (a group of people).
adj
- Of twice the quantity.
- (music) Of an instrument, sounding an octave lower.
- Of a family relationship, related on both the maternal and paternal sides of a family.
- Folded in two; composed of two layers.
- Having two aspects; ambiguous.
- Of flowers, having more than the normal number of petals.
- False, deceitful, or hypocritical.
- Designed for two (people, cars, etc.).
- (music) Of time, twice as fast.
- Made up of two matching or complementary elements.
- Stooping; bent over.
- having more than one decidedly dissimilar aspects or qualities
- twice as great or many
- consisting of or involving two parts or components usually in pairs
- used of homologous chromosomes associated in pairs in synapsis
- having two meanings with intent to deceive
- used of flowers having more than the usual number of petals in crowded or overlapping arrangements
- large enough for two
adv
noun
- (music) Playing the same part on two instruments, alternately.
- (cricket) The achievement of 1000 runs and 100 wickets taken in a single season.
- (Christianity) A double feast.
- (dominoes) A tile that has the same value (i.e., the same number of pips) on both sides.
- A drink with two portions of alcohol.
- (soccer) Two competitions, usually one league and one cup, won by the same team in a single season.
- (darts) The narrow outermost ring on a dartboard.
- (programming) A double-precision floating-point number.
- (historical) A former French coin worth one-sixth of a sou.
- (rowing) A boat for two scullers.
- (bridge) A call that increases certain scoring points if the last preceding bid becomes the contract.
- A ghostly apparition of a living person; a doppelgänger.
- Synonym of double-quick (“fast marching pace”).
- A bet on two horses in different races in which any winnings from the first race are placed on the horse in the later race.
- A redundant item for which an identical item already exists.
- (music) A secondary instrument with which a musician is skilled.
- A sharp turn, especially a return on one's own tracks.
- A person who resembles and stands in for another person, often for safety purposes
- (darts) A hit on this ring.
- (sports) The feat of scoring twice in one game.
- Twice the number, amount, size, etc.
- (sports, chiefly swimming and track) The feat of winning two events in a single meet or competition.
- (baseball) A two-base hit.
- (historical, Guernsey) A copper coin worth one-eighth of a penny.
- (billiards, snooker) A strike in which the object ball is struck so as to make it rebound against the cushion to an opposite pocket.
- someone who closely resembles a famous person (especially an actor)
- a base hit on which the batter stops safely at second base
- a stand-in for movie stars to perform dangerous stunts
- raising the stakes in a card game by a factor of 2
- a quantity that is twice as great as another
verb
- (music, intransitive, usually followed by "on") To be capable of performing (upon an additional instrument).
- (intransitive) To serve a second role or have a second purpose. [with as]
- (intransitive) To increase by 100%, to become twice as large in size.
- (theater) To play (both one part and another, in the same play, etc).
- (transitive) To fold over so as to make two folds.
- (radio, informal, of a station) To transmit simultaneously on the same channel as another station, either unintentionally or deliberately, causing interference.
- (military) To unite, as ranks or files, so as to form one from each two.
- (nautical) To sail around (a headland or other point).
- (transitive) To repeat exactly; copy.
- (transitive, sometimes followed by up) To clench (a fist).
- To be the double of; to exceed by twofold; to contain or be worth twice as much as.
- (transitive, often followed by together or up) To join or couple.
- (espionage, intransitive) To operate as a double agent.
- (transitive) To multiply the strength or effect of by two.
- (music) To duplicate (a part) either in unison or at the octave above or below it.
- (ambitransitive, sometimes with "for") To act as substitute for (another theatrical performer in a certain role, etc).
- (card games, intransitive) To double down.
- (bridge) To make a call that will double certain scoring points if the preceding bid becomes the contract.
- (intransitive) To go or march at twice the normal speed.
- (transitive) To multiply by two.
- (baseball) To get a two-base hit.
- (billiards, snooker, pool) To cause (a ball) to rebound from a cushion before entering the pocket.
- (intransitive) To turn sharply, following a winding course.
- hit a two-base hit
- bend over or curl up, usually with laughter or pain
- increase twofold
- do double duty; serve two purposes or have two functions
- make or do or perform again
- make a demand for (a card or suit)
adj
noun
adj
verb
noun
- A factor, one of the conditions contributing to a result.
- One of the simplest or essential parts or principles of which anything consists, or upon which the constitution or fundamental powers of anything are based.
- (chemistry) A chemical substance made entirely of one such type of atom; any one of the simplest chemical substances that cannot be decomposed in a chemical reaction or by any chemical means and made up of atoms all having the same number of protons.
- (usually in the plural) A basic, simple substance out of which something is made, raw material.
- A place or state of being that a person or object is best suited to.
- (chemistry) Any one of the types of atom distinguished by having a certain number of protons in its nucleus.
- (set theory) One of the objects in a set.
- (in the plural only, with "the") Atmospheric forces such as strong winds and rains.
- A group of people within a larger group having a particular common characteristic.
- A small but present amount of a quality, a hint.
- (law) A required aspect or component of a cause of action. A deed is regarded as a violation of law only if each element can be proved.
- A component in electrical equipment, often in the form of a coil, having a high resistance, thereby generating heat when a current is passed through it.
- (astronomy) An orbital element; one of the parameters needed to uniquely specify a particular orbit.
- (computing) One of the conceptual objects in a markup language, usually represented in text by tags.
- One of the four basic building blocks of matter in theories of ancient philosophers and alchemists: water, earth, fire, and air.
- (mathematics) One of the entries of a matrix.
- (Christianity, usually in the plural) The bread and wine taken at Holy Communion.
- Any of the teeth of a zip fastener.
- A small part of the whole.
- (in the plural only) The basic principles of a field of knowledge, basics, fundamentals, rudiments.
- (mathematics) An infinitesimal interval of a quantity, a differential.
- an abstract part of something
- one of four substances thought in ancient and medieval cosmology to constitute the physical universe
- a straight line that generates a cylinder or cone
- any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
- the situation in which you are happiest and most effective
- the most favorable environment for a plant or animal
- an artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system
noun
- the quotient of two rational numbers
- a small part or item forming a piece of a whole
- a component of a mixture that has been separated by a fractional process
- (arithmetic) A ratio of two numbers (numerator and denominator), usually written one above the other and separated by a horizontal bar called the vinculum or, alternatively, in sequence on the same line and separated by a solidus (diagonal bar).
- A small amount.
- (chemistry) A component of a mixture, separated by fractionation.
- (Christianity) In a eucharistic service, the breaking of the host.
- A part of a whole, especially a comparatively small part.
verb
verb
- multiply (a number) by itself a specified number of times: 8 is 2 raised to the power 3
- raise in rank or condition
- summon into action or bring into existence, often as if by magic
- put forward for consideration or discussion
- give a promotion to or assign to a higher position
- increase the level of
- put an end to a situation
- bid (one's partner's suit) at a higher level
- bring (a surface or a design) into relief and cause to project
- bet more than the previous player
- create a disturbance, especially by making a great noise
- collect funds for a specific purpose
- cause to be heard or known; express or utter
- move upwards
- call forth (emotions, feelings, and responses)
- cause to become alive again
- cause to puff up with a leaven
- raise the level or amount of something
- activate or stir up
- invigorate or heighten
- establish radio communications with
- raise from a lower to a higher position
- construct, build, or erect
- cultivate by growing, often involving improvements by means of agricultural techniques
- pronounce (vowels) by bringing the tongue closer to the roof of the mouth
- register formally as a participant or member
- look after a child until it is an adult
- cause to assemble or enlist in military
- (figurative) To cause (a dead person) to live again; to resurrect.
- (metalworking, transitive) To emboss (sheet metal), or to form it into cup-shaped or hollow articles, by hammering, stamping, or spinning.
- To cause something to come to the surface of water.
- Misspelling of raze.
- (law) To create; to constitute (a use, or a beneficial interest in property).
- To establish contact with (e.g., by telephone or radio).
- To bring into being; to produce; to cause to arise, come forth, or appear.
- (arithmetic) To exponentiate, to involute.
- (physical) To cause to rise; to lift or elevate.
- (nautical) To cause (the land or any other object) to seem higher by drawing nearer to it.
- To collect or amass.
- (linguistics, transitive, of a vowel) To produce a vowel with the tongue positioned closer to the roof of the mouth.
- To increase the nominal value of (a cheque, money order, etc.) by fraudulently changing the writing or printing in which the sum payable is specified.
- (India, transitive) To open, initiate.
- To promote.
- (military, transitive) To relinquish (a siege), or cause this to be done.
- (poker, intransitive) To respond to a bet by increasing the amount required to continue in the hand.
- To form by the accumulation of materials or constituent parts; to build up; to erect.
- To mention (a question, issue) for discussion.
- (linguistics, transitive, of a verb) To extract (a subject or other verb argument) out of an inner clause.
- (transitive) To create, increase or develop.
- (military) To remove or break up (a blockade), either by withdrawing the ships or forces employed in enforcing it, or by driving them away or dispersing them.
- To bring up; to grow.
- (programming, transitive) To instantiate and transmit (an exception, by throwing it, or an event).
- To make (bread, etc.) light, as by yeast or leaven.
noun
- increasing the size of a bet (as in poker)
- the act of raising something
- an upward slope or grade (as in a road)
- the amount a salary is increased
- (curling) A shot in which the delivered stone bumps another stone forward.
- (weightlifting) A shoulder exercise in which the arms are elevated against resistance.
- (mining) A shaft or a winze that is dug from below, for purposes such as ventilation, local extraction of ore, or exploration.
- A cairn or pile of stones.
- (poker) A bet that increases the previous bet.
- (US) Ellipsis of pay raise (“an increase in wages or salary”).
noun
verb
noun
- (mathematics) A second or subsequent factorization.
- (software) A rewriting of computer code to improve its readability or structure without affecting its meaning or behaviour, thus making it easier to maintain; a refactoring.
- (linguistics) A false etymology derived from rebracketing.
- A split into constituent parts after a previous combination.
noun
adj
- properly related in size or degree or other measurable characteristics; usually followed by ‘to’
- having a constant ratio
- (mathematics) At a constant ratio (to). Two magnitudes (numbers) are said to be proportional if the second varies in a direct relation arithmetically to the first. Symbol: ∝.
- Of a typeface, having characters with natural (non-uniform) width (in contrast to monospace typefaces).
- (chiefly US) In proportion (to), proportionate.
noun
- (mathematics) The result of a number being divided by one of its factors.
- (mathematics, linear algebra, of a matrix) The signed determinant of the submatrix produced by removing the row and column containing a specified element; primarily used in the recursive definition and calculation of the determinant of a matrix.
- (biochemistry) A substance, especially a coenzyme or a metal, that must be present for an enzyme to function.
- (biochemistry) A molecule that binds to and regulates the activity of a protein.
- A contributing factor.
- a substance (as a coenzyme) that must join with another to produce a given result
noun
- (preceded by “a” or a number) The fraction obtained by dividing 1 by 2.
- (sports) One of two equal periods into which a game is divided.
- (numismatic slang) Clipping of half-dollar.
- (sports) abbreviated form for half marathon.
- (British) half a pint of beer or cider. (Refusing a pint) Just a half, thank you. (Offering to top up a pint glass) Do you want a half in that? (Minimizing the amount of drink taken) A swift half at the Pear Tree.
- (liquor trade) A barrel measure of 27 gallons (half a hogshead).
- Any of the three terms at Eton College, for Michaelmas, Lent, and summer.
- One of two usually roughly equal parts into which anything may be divided, or considered as divided.
- (sports) One of the two opposite parts of the playing field of various sports, in which each starts the game.
- (slang) A half sibling.
- one of two divisions into which some games or performances are divided: the two divisions are separated by an interval
- one of two equal parts of a divisible whole
adj
- (of a relative other than a sibling) Related through one common grandparent or ancestor rather than two.
- Consisting of some indefinite portion resembling a half; approximately a half, whether more or less; partial; imperfect.
- (of a sibling) Having one parent (rather than two) in common.
- Consisting of a half (½, 50%).
- consisting of one of two equivalent parts in value or quantity
- (of siblings) related through one parent only
- partial
adv
intj
prep
noun
- the ratio of two quantities to be divided
- the number obtained by division
- (mathematics) By analogy, the result of any process that is the inverse of multiplication as defined for any mathematical entities other than numbers.
- (cricket) The number of runs scored per wicket lost when batting, divided by the number of runs conceded per wicket taken when bowling — used as a league table tiebreaker in some first-class tournaments.
- (mathematics, group theory) A mathematical structure formed by identifying elements within a larger one.
- (arithmetic) The number (either a fraction or an integer) resulting from the division of one number by another.
verb
noun
- A factor, one of the conditions contributing to a result.
- One of the simplest or essential parts or principles of which anything consists, or upon which the constitution or fundamental powers of anything are based.
- (chemistry) A chemical substance made entirely of one such type of atom; any one of the simplest chemical substances that cannot be decomposed in a chemical reaction or by any chemical means and made up of atoms all having the same number of protons.
- (usually in the plural) A basic, simple substance out of which something is made, raw material.
- A place or state of being that a person or object is best suited to.
- (chemistry) Any one of the types of atom distinguished by having a certain number of protons in its nucleus.
- (set theory) One of the objects in a set.
- (in the plural only, with "the") Atmospheric forces such as strong winds and rains.
- A group of people within a larger group having a particular common characteristic.
- A small but present amount of a quality, a hint.
- (law) A required aspect or component of a cause of action. A deed is regarded as a violation of law only if each element can be proved.
- A component in electrical equipment, often in the form of a coil, having a high resistance, thereby generating heat when a current is passed through it.
- (astronomy) An orbital element; one of the parameters needed to uniquely specify a particular orbit.
- (computing) One of the conceptual objects in a markup language, usually represented in text by tags.
- One of the four basic building blocks of matter in theories of ancient philosophers and alchemists: water, earth, fire, and air.
- (mathematics) One of the entries of a matrix.
- (Christianity, usually in the plural) The bread and wine taken at Holy Communion.
- Any of the teeth of a zip fastener.
- A small part of the whole.
- (in the plural only) The basic principles of a field of knowledge, basics, fundamentals, rudiments.
- (mathematics) An infinitesimal interval of a quantity, a differential.
- an abstract part of something
- one of four substances thought in ancient and medieval cosmology to constitute the physical universe
- a straight line that generates a cylinder or cone
- any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
- the situation in which you are happiest and most effective
- the most favorable environment for a plant or animal
- an artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system
noun
- the quotient of two rational numbers
- a small part or item forming a piece of a whole
- a component of a mixture that has been separated by a fractional process
- (arithmetic) A ratio of two numbers (numerator and denominator), usually written one above the other and separated by a horizontal bar called the vinculum or, alternatively, in sequence on the same line and separated by a solidus (diagonal bar).
- A small amount.
- (chemistry) A component of a mixture, separated by fractionation.
- (Christianity) In a eucharistic service, the breaking of the host.
- A part of a whole, especially a comparatively small part.
verb
verb
adj
noun
verb
- multiply (a number) by itself a specified number of times: 8 is 2 raised to the power 3
- raise in rank or condition
- summon into action or bring into existence, often as if by magic
- put forward for consideration or discussion
- give a promotion to or assign to a higher position
- increase the level of
- put an end to a situation
- bid (one's partner's suit) at a higher level
- bring (a surface or a design) into relief and cause to project
- bet more than the previous player
- create a disturbance, especially by making a great noise
- collect funds for a specific purpose
- cause to be heard or known; express or utter
- move upwards
- call forth (emotions, feelings, and responses)
- cause to become alive again
- cause to puff up with a leaven
- raise the level or amount of something
- activate or stir up
- invigorate or heighten
- establish radio communications with
- raise from a lower to a higher position
- construct, build, or erect
- cultivate by growing, often involving improvements by means of agricultural techniques
- pronounce (vowels) by bringing the tongue closer to the roof of the mouth
- register formally as a participant or member
- look after a child until it is an adult
- cause to assemble or enlist in military
- (figurative) To cause (a dead person) to live again; to resurrect.
- (metalworking, transitive) To emboss (sheet metal), or to form it into cup-shaped or hollow articles, by hammering, stamping, or spinning.
- To cause something to come to the surface of water.
- Misspelling of raze.
- (law) To create; to constitute (a use, or a beneficial interest in property).
- To establish contact with (e.g., by telephone or radio).
- To bring into being; to produce; to cause to arise, come forth, or appear.
- (arithmetic) To exponentiate, to involute.
- (physical) To cause to rise; to lift or elevate.
- (nautical) To cause (the land or any other object) to seem higher by drawing nearer to it.
- To collect or amass.
- (linguistics, transitive, of a vowel) To produce a vowel with the tongue positioned closer to the roof of the mouth.
- To increase the nominal value of (a cheque, money order, etc.) by fraudulently changing the writing or printing in which the sum payable is specified.
- (India, transitive) To open, initiate.
- To promote.
- (military, transitive) To relinquish (a siege), or cause this to be done.
- (poker, intransitive) To respond to a bet by increasing the amount required to continue in the hand.
- To form by the accumulation of materials or constituent parts; to build up; to erect.
- To mention (a question, issue) for discussion.
- (linguistics, transitive, of a verb) To extract (a subject or other verb argument) out of an inner clause.
- (transitive) To create, increase or develop.
- (military) To remove or break up (a blockade), either by withdrawing the ships or forces employed in enforcing it, or by driving them away or dispersing them.
- To bring up; to grow.
- (programming, transitive) To instantiate and transmit (an exception, by throwing it, or an event).
- To make (bread, etc.) light, as by yeast or leaven.
noun
- increasing the size of a bet (as in poker)
- the act of raising something
- an upward slope or grade (as in a road)
- the amount a salary is increased
- (curling) A shot in which the delivered stone bumps another stone forward.
- (weightlifting) A shoulder exercise in which the arms are elevated against resistance.
- (mining) A shaft or a winze that is dug from below, for purposes such as ventilation, local extraction of ore, or exploration.
- A cairn or pile of stones.
- (poker) A bet that increases the previous bet.
- (US) Ellipsis of pay raise (“an increase in wages or salary”).
adv
- Over and above a factor of one.
- Here too, here also, in this case as well; used in applying a previously made point to a new instance; sometimes preceded by "here".
- I ask again, I say again; used in repeating a question or statement.
- Used metalinguistically, with the repetition being in the discussion, or in the linguistic or pragmatic context of the discussion, rather than in the subject of discussion.
- Moreover; besides; further.
- Tell me again, say again; used in asking a question to which one may have already received an answer that one cannot remember.
- Back (to a former place or state).
- Another time: indicating a repeat of an action.
- anew
prep
adj
noun
- (chemistry, biotechnology, loosely) A portion of a total amount (of some substance or a sample or specimen thereof, usually a solution or suspension).
- (chemistry, biotechnology, strictly) Such a portion that divides evenly into the total with no remainder.
- an integer that is an exact divisor of some quantity
verb
adj
noun
verb
- To divide into three parts, especially to divide into thirds.
- (firearms) To examine, as the thickness of the metal at the muzzle of a gun; or, in general, to examine the thickness of, as ordnance, in order to ascertain its strength.
- To reduce by one third; especially, kill one third of (a group of people).
adj
- Of twice the quantity.
- (music) Of an instrument, sounding an octave lower.
- Of a family relationship, related on both the maternal and paternal sides of a family.
- Folded in two; composed of two layers.
- Having two aspects; ambiguous.
- Of flowers, having more than the normal number of petals.
- False, deceitful, or hypocritical.
- Designed for two (people, cars, etc.).
- (music) Of time, twice as fast.
- Made up of two matching or complementary elements.
- Stooping; bent over.
- having more than one decidedly dissimilar aspects or qualities
- twice as great or many
- consisting of or involving two parts or components usually in pairs
- used of homologous chromosomes associated in pairs in synapsis
- having two meanings with intent to deceive
- used of flowers having more than the usual number of petals in crowded or overlapping arrangements
- large enough for two
adv
noun
- (music) Playing the same part on two instruments, alternately.
- (cricket) The achievement of 1000 runs and 100 wickets taken in a single season.
- (Christianity) A double feast.
- (dominoes) A tile that has the same value (i.e., the same number of pips) on both sides.
- A drink with two portions of alcohol.
- (soccer) Two competitions, usually one league and one cup, won by the same team in a single season.
- (darts) The narrow outermost ring on a dartboard.
- (programming) A double-precision floating-point number.
- (historical) A former French coin worth one-sixth of a sou.
- (rowing) A boat for two scullers.
- (bridge) A call that increases certain scoring points if the last preceding bid becomes the contract.
- A ghostly apparition of a living person; a doppelgänger.
- Synonym of double-quick (“fast marching pace”).
- A bet on two horses in different races in which any winnings from the first race are placed on the horse in the later race.
- A redundant item for which an identical item already exists.
- (music) A secondary instrument with which a musician is skilled.
- A sharp turn, especially a return on one's own tracks.
- A person who resembles and stands in for another person, often for safety purposes
- (darts) A hit on this ring.
- (sports) The feat of scoring twice in one game.
- Twice the number, amount, size, etc.
- (sports, chiefly swimming and track) The feat of winning two events in a single meet or competition.
- (baseball) A two-base hit.
- (historical, Guernsey) A copper coin worth one-eighth of a penny.
- (billiards, snooker) A strike in which the object ball is struck so as to make it rebound against the cushion to an opposite pocket.
- someone who closely resembles a famous person (especially an actor)
- a base hit on which the batter stops safely at second base
- a stand-in for movie stars to perform dangerous stunts
- raising the stakes in a card game by a factor of 2
- a quantity that is twice as great as another
verb
- (music, intransitive, usually followed by "on") To be capable of performing (upon an additional instrument).
- (intransitive) To serve a second role or have a second purpose. [with as]
- (intransitive) To increase by 100%, to become twice as large in size.
- (theater) To play (both one part and another, in the same play, etc).
- (transitive) To fold over so as to make two folds.
- (radio, informal, of a station) To transmit simultaneously on the same channel as another station, either unintentionally or deliberately, causing interference.
- (military) To unite, as ranks or files, so as to form one from each two.
- (nautical) To sail around (a headland or other point).
- (transitive) To repeat exactly; copy.
- (transitive, sometimes followed by up) To clench (a fist).
- To be the double of; to exceed by twofold; to contain or be worth twice as much as.
- (transitive, often followed by together or up) To join or couple.
- (espionage, intransitive) To operate as a double agent.
- (transitive) To multiply the strength or effect of by two.
- (music) To duplicate (a part) either in unison or at the octave above or below it.
- (ambitransitive, sometimes with "for") To act as substitute for (another theatrical performer in a certain role, etc).
- (card games, intransitive) To double down.
- (bridge) To make a call that will double certain scoring points if the preceding bid becomes the contract.
- (intransitive) To go or march at twice the normal speed.
- (transitive) To multiply by two.
- (baseball) To get a two-base hit.
- (billiards, snooker, pool) To cause (a ball) to rebound from a cushion before entering the pocket.
- (intransitive) To turn sharply, following a winding course.
- hit a two-base hit
- bend over or curl up, usually with laughter or pain
- increase twofold
- do double duty; serve two purposes or have two functions
- make or do or perform again
- make a demand for (a card or suit)