binary
twofold
bipartite
counterpart
half and half
duodecillionth
complement
double
bisected
bicomponent
two-way
two-part
bipartible
marriage
bilaterally
isodichotomous
dual
in half
one-half
down the middle
half
apposition
in two
bilateral
bipartile
duple
two-sided
polyfold
pair
mediety
moiety
binomial
doubleton
combinate
homodisubstituted
opposite
composite
combine
structure
mate
bifurcated
proportion
two-piece
dyad
d. in p. aeq.
analysis
dual-purpose
homotaxis
homointerface
bielemental
bi-
bipartient
contenement
conglomeration
partner
pseudomonomerous
two-thirds
bisection
disubstituted
couple
relation
third
divide
pairing
tierce
butt joint
mediate
half-and-half
one-third
partitive
two sides of the same coin
detail
tricomponent
dyadic
multipronged
wedding
interpose
item
twin
particular
hemicomplex
segment
section
bifold
subassemblage
compose
ambigenous
affine
latter
doubly
binary
twofold
bipartite
double
bisected
bicomponent
two-way
two-part
bipartible
isodichotomous
dual
bilateral
bipartile
duple
two-sided
polyfold
binomial
homodisubstituted
opposite
composite
bifurcated
two-piece
dual-purpose
bielemental
bipartient
half and half
half
pseudomonomerous
disubstituted
half-and-half
partitive
tricomponent
dyadic
multipronged
bifold
ambigenous
affine
latter
half and half
bilaterally
half
doubly
counterpart
duodecillionth
complement
marriage
one-half
half
apposition
dual
pair
mediety
moiety
doubleton
combinate
structure
mate
proportion
dyad
analysis
homotaxis
homointerface
contenement
conglomeration
partner
two-thirds
bisection
couple
relation
third
pairing
tierce
butt joint
one-third
two sides of the same coin
detail
wedding
item
twin
particular
hemicomplex
segment
section
subassemblage
combine
d. in p. aeq.
divide
mediate
interpose
compose
adj
- Having two equally important parts; related to something with two parts.
- Of an operation, function, procedure, or logic gate, taking exactly two operands, arguments, parameters, or inputs; having domain of dimension 2.
- Focusing on two mutually exclusive conditions.
- Concerning logic whose subject matter concerns binary states.
- Being in one of two mutually exclusive states.
- Of data, consisting coded values (e.g. machine code) not interpretable as plain or ASCII text (e.g. source code).
- Concerning numbers and calculations using the binary number system.
noun
- Synonym of binary asteroid.
- Synonym of binary star.
- Synonym of binary file; a file consisting of data other than human-readable text.
- Synonym of binary planet.
- The bijective base-2 numeral system, which uses only the digits 0 and 1.
- A state in which only two values are possible, in which something must have one value or the other.
noun
- Either of two parts that fit together, or complement one another.
- One who or that which resembles another.
- A duplicate of a legal document.
- One who or that which has corresponding functions or characteristics.
- Either half of a flattened fossil when the rock has split along the plane of the fossil.
verb
adv
adj
noun
- A mixture of half lemonade and half iced tea.
- A mixture of cream and milk often used in coffee, defined by the US Food and Drug Administration to contain between 10.5% and 18% milk fat.
- Both oral sex and vaginal sex performed in sequence by a prostitute
- A cup of coffee with the equivalent of half a packet of sugar and half a creamer of cream.
- A combination of both rice and chips as an accompaniment to a curry, as opposed to one or the other.
- A mixture of two alcoholic beverages, most frequently those brewed from malt, such as porter and ale or mild and bitter beers, in about equal parts; also used for equal parts of an alcoholic beverage and water.
- A pizza with two different sets of toppings, one on each half.
- A person of mixed race or with dual nationality.
- A combination of beer and ale (or similar alcoholic drinks) in equal quantities.
noun
- either of two parts that mutually complete each other
- a word or phrase used to complete a grammatical construction
- a complete number or quantity
- number needed to make up a whole force
- something added to complete or embellish or make perfect
- one of a series of enzymes in the blood serum that are part of the immune response
verb
adj
- Made up of two matching or complementary elements.
- Folded in two; composed of two layers.
- Having two aspects; ambiguous.
- False, deceitful, or hypocritical.
- Stooping; bent over.
- Of flowers, having more than the normal number of petals.
- Of twice the quantity.
- Of time, twice as fast.
- Of a family relationship, related on both the maternal and paternal sides of a family.
- Designed for two users.
- Of an instrument, sounding an octave lower.
verb
- To get a two-base hit.
- To act as substitute for (another theatrical performer in a certain role, etc).
- To serve a second role or have a second purpose.
- To turn sharply, following a winding course.
- To increase by 100%, to become twice as large in size.
- To fold over so as to make two folds.
- To operate as a double agent.
- To be the double of; to exceed by twofold; to contain or be worth twice as much as.
- (often followed by together or up) To join or couple.
- To be capable of performing (upon an additional instrument).
- To play (both one part and another, in the same play, etc).
- To double down.
- To multiply by two.
- (sometimes followed by up) To clench (a fist).
- To make a call that will double certain scoring points if the preceding bid becomes the contract.
- To transmit simultaneously on the same channel as another station, either unintentionally or deliberately, causing interference.
- To multiply the strength or effect of by two.
- To duplicate (a part) either in unison or at the octave above or below it.
- To unite, as ranks or files, so as to form one from each two.
- To repeat exactly; copy.
- To sail around (a headland or other point).
- To go or march at twice the normal speed.
- To cause (a ball) to rebound from a cushion before entering the pocket.
noun
- The narrow outermost ring on a dartboard.
- Twice the number, amount, size, etc.
- A ghostly apparition of a living person; a doppelgänger.
- A two-base hit.
- A strike in which the object ball is struck so as to make it rebound against the cushion to an opposite pocket.
- Playing the same part on two instruments, alternately.
- A sharp turn, especially a return on one's own tracks.
- 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 double-precision floating-point number.
- A former French coin worth one-sixth of a sou.
- A call that increases certain scoring points if the last preceding bid becomes the contract.
- A double feast.
- A redundant item for which an identical item already exists.
- A tile that has the same value (i.e., the same number of pips) on both sides.
- A person who resembles and stands in for another person, often for safety purposes
- Two competitions, usually one league and one cup, won by the same team in a single season.
- A drink with two portions of alcohol.
- A hit on this ring.
- A boat for two scullers.
- The feat of scoring twice in one game.
- The feat of winning two events in a single meet or competition.
- A copper coin worth one-eighth of a penny.
adv
noun
- A joining of two parts.
- The union of two people of opposite sex, to the exclusion of all others.
- A close union.
- In solitaire or patience games, the placing a card of the same suit on the next one above or below it in value.
- A union of two or more people that creates a family tie and carries legal, social, and/or religious rights and responsibilities.
- A wedding; a ceremony in which people wed.
- A king and a queen, when held as a hand in some versions of poker or melded in pinochle.
- The state of being married.
- A homosexual relationship between male prisoners.
- The union of only two people, to the exclusion of all others.
- My grandparents' marriage lasted for forty years.
adj
- Characterized by having two (usually equivalent) components.
- Pertaining to a grammatical number in certain languages that refers to two of something, such as a pair of shoes.
- Exhibiting duality.
- Being the dual of some other category; containing the same objects but with source and target reversed for all morphisms.
- Being the space of all linear functionals of (some other space).
- Pertaining to two, pertaining to a pair of.
noun
- Of an item that is one of a pair, the other item in the pair.
- Of a vector in an inner product space, the linear functional corresponding to taking the inner product with that vector. The set of all duals is a vector space called the dual space.
- The dual number.
- Of a regular polyhedron with V vertices and F faces, the regular polyhedron having F vertices and V faces.
verb
noun
- A placing of two things side by side, or the fitting together of two things.
- A public disputation by scholars.
- The growth of successive layers of a cell wall.
- Appositio, the addition of an element not syntactically required.
- The relationship between such nouns or noun phrases.
- The quality of being side-by-side, apposed instead of being opposed, not being front-to-front but next to each other.
- A construction in which one noun or noun phrase is placed with another as an explanatory equivalent, both of them having the same syntactic function in the sentence.
- A (now purely ceremonial) speech day at St Paul's School, London.
noun
- One of the constituent items that make up a pair.
- A couple of working animals attached to work together, as by a yoke.
- A boat for two sweep rowers.
- A score of zero runs (a duck) in both innings of a two-innings match.
- Used with binary nouns (often in the plural to indicate multiple instances, since such nouns are plural only, except in some technical contexts)
- A double play, two outs recorded in one play.
- The exclusion of one member of a parliamentary party from a vote, if a member of the other party is absent for important personal reasons.
- Two similar or identical things taken together; often followed by of.
- Two members of opposite parties or opinion, as in a parliamentary body, who mutually agree not to vote on a given question, or on issues of a party nature during a specified time.
- In a mechanism, two elements, or bodies, which are so applied to each other as to mutually constrain relative motion; named in accordance with the motion it permits, as in turning pair, sliding pair, twisting pair.
- A doubleheader, two games played on the same day between the same teams
- A poker hand that contains two cards of identical rank, which cannot also count as a better hand.
- A pair of breasts
- A pair of testicles
- Two people in a relationship, partnership or friendship.
verb
- To engage (oneself) with another of opposite opinions not to vote on a particular question or class of questions.
- To group into one or more sets of two.
- To bring two (animals, notably dogs) together for mating.
- To suit; to fit, as a counterpart.
- To come together for mating.
- to link two electronic devices wirelessly together, especially through a protocol such as Bluetooth
adj
- the other one of a complementary pair
- being directly across from each other; facing
- moving or facing away from each other
- altogether different in nature or quality or significance
- characterized by opposite extremes; completely opposed
noun
- a word that expresses a meaning opposed to the meaning of another word, in which case the two words are antonyms of each other
- a relation of direct opposition
- a contestant that you are matched against
- something inverted in sequence or character or effect
adv
adj
verb
- To have two or more things or properties that function together.
- In the game of casino, to play a card which will take two or more cards whose aggregate number of pips equals those of the card played.
- To come together; to unite.
- To bring (two or more things or activities) together; to unite.
noun
- Especially, a joint enterprise of whatever legal form for a purpose of business or in any way promoting the interests of the participants, sometimes with monopolistic or fraudulent intentions.
- An artwork falling between painting and sculpture, having objects embedded into a painted surface.
- An industrial conglomeration in a socialist country, particularly in the former Soviet bloc.
- A Test match in which applicants play in the hope of earning a position on a professional football team.
- A combine harvester
noun
- A cohesive whole built up of distinct parts.
- The overall form or organization of something.
- The underlying shape of a solid.
- Underwater terrain or objects (such as a dead tree or a submerged car) that tend to attract fish
- A body, such as a political party, with a cohesive purpose or outlook.
- A set along with a collection of finitary functions and relations.
- Several pieces of data treated as a unit.
- A set of rules defining behaviour.
verb
noun
- The other member of a matched pair of objects.
- Friendly term of address to a stranger, usually male, of similar age.
- A technical assistant in certain trades (e.g. gasfitter's mate, plumber's mate); sometimes an apprentice.
- A breeding partner.
- In naval ranks, a non-commissioned officer or his subordinate (e.g. Boatswain's Mate, Gunner's Mate, Sailmaker's Mate, etc).
- A ship's officer, subordinate to the master on a commercial ship.
- A suitable companion; a match; an equal.
- A first mate.
- A friend, usually of the same sex.
- A fellow, comrade, colleague, partner or someone with whom something is shared, e.g. shipmate, classmate.
- The abovementioned plant; the leaves and shoots used for the tea
verb
- To arrange in matched pairs.
- To copulate with.
- To match, fit together without space between.
- To introduce (animals) together for the purpose of breeding.
- To match oneself against; to oppose as equal; to compete with.
- To move (a space shuttle orbiter) onto the back of an aircraft that can carry it.
- To come together as companions, comrades, partners, etc.
- To copulate.
- To marry; to match (a person).
- To pair in order to raise offspring.
- To fit (objects) together without space between.
noun
- Harmonious relation of parts to each other or to the whole.
- The relation of one part to another or to the whole with respect to magnitude, quantity, or degree.
- A quantity of something that is part of the whole amount or number.
- A statement of equality between two ratios.
- Size.
- Proper or equal share.
verb
noun
- A set of two elements treated as one; a pair.
- A tensor of order two and rank one.
- An element, atom, or radical having a valence of or combining power of two.
- A chromosome structure, usually X- or V-shaped, consisting of two condensed sister chromatids joined by a centromere.
- Two persons in an ongoing relationship; dyadic relationship.
- The relationship or interaction itself in reference to a couple.
- Any set of two different pitch classes.
- A secondary unit of organisation consisting of an aggregate of monads.
noun
- an investigation of the component parts of a whole and their relations in making up the whole
- the abstract separation of a whole into its constituent parts in order to study the parts and their relations
- a form of literary criticism in which the structure of a piece of writing is analyzed
- the use of closed-class words instead of inflections: e.g., `the father of the bride' instead of `the bride's father'
- a branch of mathematics involving calculus and the theory of limits; sequences and series and integration and differentiation
- a set of techniques for exploring underlying motives and a method of treating various mental disorders; based on the theories of Sigmund Freud
prefix
noun
- One of each halves of a pair of someone or something that belongs together.
- A spouse or other person with whom one shares a domestic, romantic or sexual bond.
- Someone with whom one plays on the same side in a game, such as card games or doubles tennis.
- Someone with whom one dances in a two-person dance.
- One of the pieces of wood comprising the framework which strengthens the deck of a wooden ship around the holes through which the mast and other fittings pass.
- A group financial arrangement in which each member contributes a set amount of money over a set period.
- A member of a business or law partnership.
verb
noun
- Two of the same kind connected or considered together.
- A small number.
- That which joins or links two things together; a bond or tie; a coupler.
- A couple-close.
- Two partners in a romantic or sexual relationship.
- One of the pairs of plates of two metals which compose a voltaic battery, called a voltaic couple or galvanic couple.
- A turning effect created by forces that sum to zero in magnitude but produce a non-zero external torque.
adj
verb
- To cause (two animals) to copulate, to bring (two animals) together for mating.
- To join in sexual intercourse; to copulate.
- To join (two things) together, or (one thing) to (another).
det
noun
- The manner in which two things may be associated.
- A set of ordered tuples.
- A set of ordered tuples retrievable by a relational database; a table.
- The act of intercourse.
- Specifically, a set of ordered pairs; a binary relation.
- The act of relating a story.
- A member of one's extended family; a relative.
- A statement of equality of two products of generators, used in the presentation of a group.
- A subobject of a product of objects.
noun
- one of three equal parts of a divisible whole
- the fielding position of the player on a baseball team who is stationed near the third of the bases in the infield (counting counterclockwise from home plate)
- following the second position in an ordering or series
- the musical interval between one note and another three notes away from it
- the third from the lowest forward ratio gear in the gear box of a motor vehicle
- the base that must be touched third by a base runner in baseball
adv
adj
verb
- To separate into two or more parts.
- To vote, as in the British parliament and other legislatures, by the members separating themselves into two parties (as on opposite sides of the hall or in opposite lobbies), that is, the ayes dividing from the noes.
- To share (something) by dividing it.
- To mark divisions on; to graduate.
- To calculate the number (the quotient) by which you must multiply one given number (the divisor) to produce a second given number (the dividend).
- To play or sing in a florid style, or with variations.
- To disunite in opinion or interest; to make discordant or hostile; to set at variance.
- To be a divisor of.
- To split or separate (something) into two or more parts.
- Of a cell, to reproduce by dividing.
noun
verb
- To divide into two equal parts.
- To act as an intermediary causal or communicative agent; to convey.
- To intervene between conflicting parties in order to resolve differences or bring about a settlement.
- To resolve differences, or to bring about a settlement, between conflicting parties.
- To act as a spiritualistic medium.
adj
noun
- a small part that can be considered separately from the whole
- a distinct part that can be specified separately in a group of things that could be enumerated on a list
- a whole individual unit; especially when included in a list or collection
- an isolated fact that is considered separately from the whole
- an individual instance of a type of symbol
adv
noun
- Either of two similar or closely related objects, entities etc.
- A twin size mattress or a bed designed for such a mattress.
- A room in a hotel, guesthouse, etc. with two beds; a twin room.
- A twin crystal.
- A two-engine aircraft.
- Either of two people (or, less commonly, animals) who shared the same uterus at the same time; one who was born at the same birth as a sibling.
adj
verb
- To split, part; to go away, depart.
- To separate, divide.
- To join, unite; to form links between (now especially of two places in different countries); to pair with.
- To be, or be like, a pair of twins (for example, to dress identically); to be paired or suited.
- To give birth to twins.
- To be, or be like, a twin to (someone else); to match in some way.
noun
- one of several parts or pieces that fit with others to constitute a whole object
- a self-contained part of a larger composition (written or musical)
- a very thin slice (of tissue or mineral or other substance) for examination under a microscope
- a distinct region or subdivision of a territorial or political area or community or group of people
- a small team of policemen working as part of a police platoon
- one of the portions into which something is regarded as divided and which together constitute a whole
- a land unit equal to 1 square mile
- (geometry) the area created by a plane cutting through a solid
- a small class of students who are part of a larger course but are taught separately
- a division of an orchestra containing all instruments of the same class
- a small army unit usually having a special function
- a specialized division of a large organization
- a segment of a citrus fruit
- the cutting of or into body tissues or organs (especially by a surgeon as part of an operation)
verb
adj
noun
- A wallet, billfold, or carrying case with a single fold, so that it opens like a book.
- A door, window, shutter, or divider consisting of two equal panels hinged together so that it opens by folding the panels against each other.
- A sheet of paper or cardboard folded in half along a crease down the center.
- A crease or turn that causes something to double back on itself.
verb
- To make something by merging parts.
- To comprise.
- To calm; to free from agitation.
- To make up the whole; to constitute.
- To settle (an argument, dispute etc.); to come to a settlement.
- To arrange the elements of a photograph or other picture.
- To construct by mental labor; to think up; particularly, to produce or create a literary or musical work.
- To arrange in proper form; to reduce to order; to put in proper state or condition.
adj
- Of two materials, having mutual affinity.
- Of or pertaining to a function expressible as f(⃑x)=A⃑x+⃑b (where A is a linear transformation and ⃑b is a constant), which, regarded as a transformation, maps parallel lines to parallel lines and finite points to finite points.
- Assigning finite values to finite quantities.
noun
verb
English words for 'Having two equally important parts; related to something with two parts.'
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