| coffee | (noun) a medium brown to dark-brown color | Synonyms: burnt umber, chocolate, deep brown, umber |
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| (noun) a beverage consisting of an infusion of ground coffee beans | Synonyms: java |
| (noun) a seed of the coffee tree; ground to make coffee | Synonyms: coffee bean, coffee berry |
| (noun) any of several small trees and shrubs native to the tropical Old World yielding coffee beans | Synonyms: coffee tree |
| coffeeberry | (noun) evergreen shrub of western United States bearing small red or black fruits | Synonyms: California buckthorn, California coffee, Rhamnus californicus |
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| coffeecake | (noun) a cake or sweet bread usually served with coffee | Synonyms: coffee cake |
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| coffeehouse | (noun) a small restaurant where drinks and snacks are sold | Synonyms: cafe, coffee bar, coffee shop |
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| coffeepot | (noun) tall pot in which coffee is brewed | - |
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| coffer | (noun) a chest especially for storing valuables | - |
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| (noun) an ornamental sunken panel in a ceiling or dome | Synonyms: caisson, lacunar |
| cofferdam | (noun) large watertight chamber used for construction under water | Synonyms: caisson, pneumatic caisson |
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| coffin | (noun) box in which a corpse is buried or cremated | Synonyms: casket |
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| cofounder | (noun) one of a group of founders | - |
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| cog | (noun) tooth on the rim of gear wheel | Synonyms: sprocket |
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| (noun) a subordinate who performs an important but routine function | - |
| cogency | (noun) the quality of being valid and rigorous | Synonyms: rigor, rigour, validity |
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| (noun) persuasive relevance | - |
| cogitation | (noun) attentive consideration and meditation | Synonyms: study |
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| (noun) a carefully considered thought about something | - |
| cognate | (noun) a word is cognate with another if both derive from the same word in an ancestral language | Synonyms: cognate word |
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| (noun) one related by blood or origin; especially on sharing an ancestor with another | Synonyms: blood relation, blood relative, sib |
| cognation | (noun) (anthropology) the condition of being related by blood | Synonyms: blood kinship, consanguinity |
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| (noun) line of descent traced through the maternal side of the family | Synonyms: enation, matrilineage |
| cognisance | (noun) having knowledge of | Synonyms: awareness, cognizance, consciousness, knowingness |
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| cognition | (noun) the psychological result of perception and learning and reasoning | Synonyms: knowledge, noesis |
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| cognizance | (noun) having knowledge of | Synonyms: awareness, cognisance, consciousness, knowingness |
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| (noun) range of what one can know or understand | Synonyms: ken |
| (noun) range or scope of what is perceived | - |
| cognomen | (noun) the name used to identify the members of a family (as distinguished from each member's given name) | Synonyms: family name, last name, surname |
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| (noun) a familiar name for a person (often a shortened version of a person's given name) | Synonyms: byname, moniker, nickname, sobriquet, soubriquet |
| cognoscente | (noun) an expert able to appreciate a field; especially in the fine arts | Synonyms: connoisseur |
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| cogwheel | (noun) a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion | Synonyms: gear, gear wheel, geared wheel |
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| cohabitation | (noun) the act of living together and having a sexual relationship (especially without being married) | - |
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| coherence | (noun) logical and orderly and consistent relation of parts | Synonyms: coherency |
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| (noun) the state of cohering or sticking together | Synonyms: coherency, cohesion, cohesiveness |
| coherency | (noun) logical and orderly and consistent relation of parts | Synonyms: coherence |
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| (noun) the state of cohering or sticking together | Synonyms: coherence, cohesion, cohesiveness |
| cohesion | (noun) (physics) the intermolecular force that holds together the molecules in a solid or liquid | - |
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| (noun) (botany) the process in some plants of parts growing together that are usually separate (such as petals) | - |
| (noun) (linguistics) the grammatical and lexical linking within a text or sentence that holds a text together and gives it meaning. | - |
| (noun) the state of cohering or sticking together | Synonyms: coherence, coherency, cohesiveness |
| cohesiveness | (noun) the property of being cohesive and sticky | Synonyms: glueyness, gluiness, gumminess, ropiness, tackiness, viscidity, viscidness |
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| (noun) the state of cohering or sticking together | Synonyms: coherence, coherency, cohesion |
| coho | (noun) small salmon of northern Pacific coasts and the Great Lakes | Synonyms: blue jack, coho salmon, cohoe, Oncorhynchus kisutch, silver salmon |
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| (noun) fatty pinkish flesh of small salmon caught in the Pacific and Great Lakes | Synonyms: coho salmon, cohoe, silver salmon |
| cohoe | (noun) small salmon of northern Pacific coasts and the Great Lakes | Synonyms: blue jack, coho, coho salmon, Oncorhynchus kisutch, silver salmon |
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| (noun) fatty pinkish flesh of small salmon caught in the Pacific and Great Lakes | Synonyms: coho, coho salmon, silver salmon |
| cohort | (noun) a band of warriors (originally a unit of a Roman Legion) | - |
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| (noun) a company of companions or supporters | - |
| (noun) a group of people having approximately the same age | Synonyms: age bracket, age group |
| cohosh | (noun) a plant of the genus Actaea having acrid poisonous berries | Synonyms: baneberry, herb Christopher |
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| cohune | (noun) tropical American feather palm whose large nuts yield valuable oil and a kind of vegetable ivory | Synonyms: cohune palm, Orbignya cohune |
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| coif | (noun) a skullcap worn by nuns under a veil or by soldiers under a hood of mail or formerly by British sergeants-at-law | - |
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| (noun) the arrangement of the hair (especially a woman's hair) | Synonyms: coiffure, hair style, hairdo, hairstyle |
| coiffeur | (noun) a man hairdresser | - |
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| coiffeuse | (noun) a woman hairdresser | - |
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| coiffure | (noun) the arrangement of the hair (especially a woman's hair) | Synonyms: coif, hair style, hairdo, hairstyle |
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| coign | (noun) the keystone of an arch | Synonyms: coigne, quoin |
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| (noun) expandable metal or wooden wedge used by printers to lock up a form within a chase | Synonyms: coigne, quoin |
| coigne | (noun) the keystone of an arch | Synonyms: coign, quoin |
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| (noun) expandable metal or wooden wedge used by printers to lock up a form within a chase | Synonyms: coign, quoin |
| coil | (noun) a structure consisting of something wound in a continuous series of loops | Synonyms: helix, spiral, volute, whorl |
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| (noun) reactor consisting of a spiral of insulated wire that introduces inductance into a circuit | - |
| (noun) tubing that is wound in a spiral | - |
| (noun) a contraceptive device placed inside a woman's womb | - |
| (noun) a transformer that supplies high voltage to spark plugs in a gasoline engine | - |
| (noun) a round shape formed by a series of concentric circles (as formed by leaves or flower petals) | Synonyms: curl, curlicue, gyre, ringlet, roll, scroll, whorl |
| coin | (noun) a flat metal piece (usually a disc) used as money | - |
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| coinage | (noun) the act of inventing a word or phrase | Synonyms: neologism, neology |
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| (noun) a newly invented word or phrase | Synonyms: neologism, neology |
| (noun) coins collectively | Synonyms: metal money, mintage, specie |
| coincidence | (noun) the temporal property of two things happening at the same time | Synonyms: co-occurrence, concurrence, conjunction |
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| (noun) the quality of occupying the same position or area in space | - |
| (noun) an event that might have been arranged although it was really accidental | Synonyms: happenstance |
| coiner | (noun) a skilled worker who coins or stamps money | Synonyms: minter, moneyer |
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| (noun) someone who is a source of new words or new expressions | - |
| (noun) a maker of counterfeit coins | - |
| coinsurance | (noun) insurance issued jointly by two or more underwriters | - |
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| coir | (noun) stiff coarse fiber from the outer husk of a coconut | - |
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| coition | (noun) sexual activity between individuals, especially the insertion of a man's penis into a woman's vagina until orgasm and ejaculation occur | Synonyms: carnal knowledge, coitus, copulation, intercourse, relation, sex act, sexual congress, sexual intercourse, sexual relation |
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| coitus | (noun) sexual activity between individuals, especially the insertion of a man's penis into a woman's vagina until orgasm and ejaculation occur | Synonyms: carnal knowledge, coition, copulation, intercourse, relation, sex act, sexual congress, sexual intercourse, sexual relation |
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| coke | (noun) street names for cocaine | Synonyms: blow, C, nose candy, snow |
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| (noun) carbon fuel produced by distillation of coal | - |
| col | (noun) a pass between mountain peaks; geomorphological term for the lowest point on a mountain ridge between two peaks | Synonyms: gap |
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| cola | (noun) carbonated drink flavored with extract from kola nuts | Synonyms: dope |
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| colander | (noun) bowl-shaped strainer; used to wash or drain foods | Synonyms: cullender |
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| colchicine | (noun) an analgesic drug derived from the saffron plant and used to treat gout | - |
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| cold | (noun) the absence of heat | Synonyms: coldness, frigidity, frigidness, low temperature |
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| (noun) the sensation produced by low temperatures | Synonyms: coldness |
| (noun) a mild viral infection involving the nose and respiratory passages (but not the lungs) | Synonyms: common cold |
| coldcream | (noun) a cream used cosmetically (mostly by women) for softening and cleaning the skin | Synonyms: cold cream, face cream, vanishing cream |
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| coldheartedness | (noun) an absence of concern for the welfare of others | Synonyms: hardheartedness, heartlessness |
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| coldness | (noun) the absence of heat | Synonyms: cold, frigidity, frigidness, low temperature |
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| (noun) a lack of affection or enthusiasm | Synonyms: chilliness, coolness, frigidity, frigidness, iciness |
| (noun) the sensation produced by low temperatures | Synonyms: cold |
| cole | (noun) coarse curly-leafed cabbage | Synonyms: kail, kale |
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| (noun) a hardy cabbage with coarse curly leaves that do not form a head | Synonyms: borecole, Brassica oleracea acephala, colewort, kail, kale |
| coleslaw | (noun) basically shredded cabbage | Synonyms: slaw |
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| coleus | (noun) any of various Old World tropical plants of the genus Coleus having multicolored decorative leaves and spikes of blue flowers | Synonyms: flame nettle |
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| colewort | (noun) a hardy cabbage with coarse curly leaves that do not form a head | Synonyms: borecole, Brassica oleracea acephala, cole, kail, kale |
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| colic | (noun) acute abdominal pain (especially in infants) | Synonyms: gripes, griping, intestinal colic |
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| colicroot | (noun) any of several perennials of the genus Aletris having grasslike leaves and bitter roots reputed to cure colic | Synonyms: colic root, crow corn, star grass, unicorn root |
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| coliphage | (noun) a bacteriophage that infects the bacterium Escherichia coli | - |
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| coliseum | (noun) an oval large stadium with tiers of seats; an arena in which contests and spectacles are held | Synonyms: amphitheater, amphitheatre |
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| colitis | (noun) inflammation of the colon | Synonyms: inflammatory bowel disease |
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| collaboration | (noun) act of working jointly | Synonyms: coaction |
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| (noun) act of cooperating traitorously with an enemy that is occupying your country | Synonyms: collaborationism, quislingism |
| collaborationism | (noun) act of cooperating traitorously with an enemy that is occupying your country | Synonyms: collaboration, quislingism |
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| collaborationist | (noun) someone who collaborates with an enemy occupying force | Synonyms: collaborator, quisling |
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| collaborator | (noun) an associate in an activity or endeavor or sphere of common interest | Synonyms: cooperator, pardner, partner |
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| (noun) someone who collaborates with an enemy occupying force | Synonyms: collaborationist, quisling |
| (noun) someone who assists in a plot | Synonyms: confederate, henchman, partner in crime |
| collage | (noun) a paste-up made by sticking together pieces of paper or photographs to form an artistic image | Synonyms: montage |
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| (noun) any collection of diverse things | - |
| collagen | (noun) a fibrous scleroprotein in bone and cartilage and tendon and other connective tissue; yields gelatin on boiling | - |
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| collagenase | (noun) any enzyme that catalyzes the hydrolysis of collagen and gelatin | - |
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| collapse | (noun) the act of throwing yourself down; collapse; sink | Synonyms: flop |
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| (noun) a natural event caused by something suddenly falling down or caving in | - |
| (noun) a sudden large decline of business or the prices of stocks (especially one that causes additional failures) | Synonyms: crash |
| (noun) an abrupt failure of function or complete physical exhaustion | Synonyms: prostration |
| collar | (noun) the act of apprehending (especially apprehending a criminal) | Synonyms: apprehension, arrest, catch, pinch, taking into custody |
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| (noun) a figurative restraint | Synonyms: leash |
| (noun) a band that fits around the neck and is usually folded over | Synonyms: neckband |
| (noun) necklace that fits tightly around a woman's neck | Synonyms: choker, dog collar, neckband |
| (noun) a band of leather or rope that is placed around an animal's neck as a harness or to identify it | - |
| (noun) the stitching that forms the rim of a shoe or boot | Synonyms: shoe collar |
| (noun) a short ring fastened over a rod or shaft to limit, guide, or secure a machine part | - |
| (noun) anything worn or placed about the neck | - |
| (noun) (zoology) an encircling band or marking around the neck of any animal | - |
| collarbone | (noun) bone linking the scapula and sternum | Synonyms: clavicle |
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| collard | (noun) variety of kale having smooth leaves | - |
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| collards | (noun) kale that has smooth leaves | Synonyms: collard greens |
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| collateral | (noun) a security pledged for the repayment of a loan | - |
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| collation | (noun) careful examination and comparison to note points of disagreement | - |
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| (noun) assembling in proper numerical or logical sequence | - |
| (noun) a light informal meal | Synonyms: bite, snack |
| collator | (noun) a machine that selects, merges and matches decks of punch cards. | - |
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| colleague | (noun) an associate that one works with | Synonyms: co-worker, fellow worker, workfellow |
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| (noun) a person who is member of one's class or profession | Synonyms: confrere, fellow |
| collect | (noun) a short prayer generally preceding the lesson in the Church of Rome or the Church of England | - |
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| collectable | (noun) things considered to be worth collecting (not necessarily valuable or antique) | Synonyms: collectible |
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| collectibility | (noun) The quality of being subject to payment or likely to be paid. | - |
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| collectible | (noun) things considered to be worth collecting (not necessarily valuable or antique) | Synonyms: collectable |
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| collecting | (noun) the act of gathering something together | Synonyms: aggregation, assembling, collection |
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| collection | (noun) the act of gathering something together | Synonyms: aggregation, assembling, collecting |
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| (noun) a publication containing a variety of works | Synonyms: compendium |
| (noun) request for a sum of money | Synonyms: appeal, ingathering, solicitation |
| (noun) several things grouped together or considered as a whole | Synonyms: accumulation, aggregation, assemblage |
| collective | (noun) members of a cooperative enterprise | - |
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| collectivisation | (noun) the organization of a nation or economy on the basis of collectivism | Synonyms: collectivization |
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| collectivism | (noun) a political theory that the people should own the means of production | - |
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| (noun) Soviet communism | Synonyms: Bolshevism, sovietism |
| collectivist | (noun) a person who belongs to the political left | Synonyms: left-winger, leftist |
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| collectivization | (noun) the organization of a nation or economy on the basis of collectivism | Synonyms: collectivisation |
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| collector | (noun) the electrode in a transistor through which a primary flow of carriers leaves the region between the electrodes | - |
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| (noun) a crater that has collected cosmic material hitting the earth | - |
| (noun) a person who is employed to collect payments (as for rent or taxes) | Synonyms: accumulator, gatherer |
| (noun) a person who collects things | Synonyms: aggregator |
| colleen | (noun) an Irish girl | - |
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| college | (noun) a complex of buildings in which an institution of higher education is housed | - |
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| (noun) the body of faculty and students of a college | - |
| (noun) an institution of higher education created to educate and grant degrees; often a part of a university | - |
| collegian | (noun) a student (or former student) at a college or university | Synonyms: college boy, college man |
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| collembolan | (noun) any of numerous minute wingless primitive insects possessing a special abdominal appendage that allows the characteristic nearly perpetual springing pattern; found in soil rich in organic debris or on the surface of snow or water | Synonyms: springtail |
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| collet | (noun) a band or collar that holds an individual stone in a jewelry setting | - |
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| (noun) a metal cap or band placed on a wooden pole to prevent splitting | Synonyms: ferrule |
| (noun) a cone-shaped chuck used for holding cylindrical pieces in a lathe | Synonyms: collet chuck |
| collider | (noun) an accelerator in which two beams of particles are forced to collide head on | - |
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| collie | (noun) a silky-coated sheepdog with a long ruff and long narrow head developed in Scotland | - |
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| collier | (noun) someone who works in a coal mine | Synonyms: coal miner, pitman |
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| colliery | (noun) a workplace consisting of a coal mine plus all the buildings and equipment connected with it | Synonyms: pit |
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