| carat | (noun) a unit of weight for precious stones = 200 mg | - |
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| (noun) the unit of measurement for the proportion of gold in an alloy; 18-karat gold is 75% gold; 24-karat gold is pure gold | Synonyms: karat, kt |
| caravan | (noun) a camper equipped with living quarters | Synonyms: van |
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| (noun) a procession (of wagons or mules or camels) traveling together in single file | Synonyms: train, wagon train |
| caravanning | (noun) the practice of taking holidays in a caravan | - |
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| caravansary | (noun) an inn in some eastern countries with a large courtyard that provides accommodation for caravans | Synonyms: caravan inn, caravanserai, khan |
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| caravanserai | (noun) an inn in some eastern countries with a large courtyard that provides accommodation for caravans | Synonyms: caravan inn, caravansary, khan |
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| caraway | (noun) leaves used sparingly in soups and stews | - |
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| (noun) a Eurasian plant with small white flowers yielding caraway seed | Synonyms: Carum carvi |
| carbamate | (noun) a salt (or ester) of carbamic acid | - |
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| carbamide | (noun) the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics | Synonyms: urea |
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| carbide | (noun) a binary compound of carbon with a more electropositive element | - |
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| carbine | (noun) light automatic rifle | - |
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| carbineer | (noun) a soldier (historically a mounted soldier) who is armed with a carbine | Synonyms: carabineer, carabinier |
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| carbohydrate | (noun) an essential structural component of living cells and source of energy for animals; includes simple sugars with small molecules as well as macromolecular substances; are classified according to the number of monosaccharide groups they contain | Synonyms: saccharide, sugar |
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| carbomycin | (noun) a colorless basic antibiotic that inhibits the growth of Gram-positive organisms | - |
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| carbon | (noun) a copy made with carbon paper | Synonyms: carbon copy |
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| (noun) an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds | Synonyms: atomic number 6, C |
| (noun) a thin paper coated on one side with a dark waxy substance (often containing carbon); used to transfer characters from the original to an under sheet of paper | Synonyms: carbon paper |
| carbonado | (noun) a piece of meat (or fish) that has been scored and broiled | - |
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| (noun) an inferior dark diamond used in industry for drilling and polishing | Synonyms: black diamond |
| carbonara | (noun) sauce for pasta; contains eggs and bacon or ham and grated cheese | - |
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| carbonate | (noun) a salt or ester of carbonic acid (containing the anion CO3) | - |
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| carbonation | (noun) saturation with carbon dioxide (as soda water) | - |
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| carbonator | (noun) a device that carries out carbonation. | Synonyms: soda carbonator, soda maker |
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| carbonisation | (noun) the destructive distillation of coal (as in coke ovens) | Synonyms: carbonization |
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| carbonization | (noun) the destructive distillation of coal (as in coke ovens) | Synonyms: carbonisation |
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| carbonyl | (noun) a compound containing metal combined with carbon monoxide | - |
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| carborundum | (noun) an abrasive composed of silicon carbide crystals | - |
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| carboxyl | (noun) the univalent radical -COOH; present in and characteristic of organic acids | Synonyms: carboxyl group |
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| carboy | (noun) a large bottle for holding corrosive liquids; usually cushioned in a special container | - |
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| carbuncle | (noun) an infection larger than a boil and with several openings for discharge of pus | - |
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| (noun) deep-red cabochon garnet cut without facets | - |
| carburetor | (noun) mixes air with gasoline vapor prior to explosion | Synonyms: carburettor |
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| carburettor | (noun) mixes air with gasoline vapor prior to explosion | Synonyms: carburetor |
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| carcajou | (noun) stocky shaggy-coated North American carnivorous mammal | Synonyms: Gulo luscus, skunk bear, wolverine |
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| carcase | (noun) the dead body of an animal especially one slaughtered and dressed for food | Synonyms: carcass |
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| carcass | (noun) the dead body of an animal especially one slaughtered and dressed for food | Synonyms: carcase |
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| carcinogen | (noun) any substance that produces cancer | - |
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| carcinoid | (noun) a small tumor (benign or malignant) arising from the mucosa of the gastrointestinal tract; usually associated with excessive secretion of serotonin | - |
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| carcinoma | (noun) any malignant tumor derived from epithelial tissue; one of the four major types of cancer | - |
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| carcinosarcoma | (noun) a malignant neoplasm composed of carcinoma and sarcoma extensively intermixed | - |
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| card | (noun) one of a set of small pieces of stiff paper marked in various ways and used for playing games or for telling fortunes | - |
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| (noun) a printed circuit that can be inserted into expansion slots in a computer to increase the computer's capabilities | Synonyms: add-in, board, circuit board, circuit card, plug-in |
| (noun) a rectangular piece of stiff paper used to send messages (may have printed greetings or pictures) | - |
| (noun) a card certifying the identity of the bearer | Synonyms: identity card |
| (noun) a sign posted in a public place as an advertisement | Synonyms: bill, notice, placard, poster, posting |
| (noun) (baseball) a list of batters in the order in which they will bat | Synonyms: batting order, lineup |
| (noun) a printed or written greeting that is left to indicate that you have visited | Synonyms: calling card, visiting card |
| (noun) a list of dishes available at a restaurant | Synonyms: bill of fare, carte, carte du jour, menu |
| (noun) (golf) a record of scores (as in golf) | Synonyms: scorecard |
| (noun) a witty amusing person who makes jokes | Synonyms: wag, wit |
| (noun) thin cardboard, usually rectangular | - |
| cardamom | (noun) aromatic seeds used as seasoning like cinnamon and cloves especially in pickles and barbecue sauces | Synonyms: cardamon, cardamum |
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| (noun) rhizomatous herb of India having aromatic seeds used as seasoning | Synonyms: cardamon, Elettaria cardamomum |
| cardamon | (noun) aromatic seeds used as seasoning like cinnamon and cloves especially in pickles and barbecue sauces | Synonyms: cardamom, cardamum |
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| (noun) rhizomatous herb of India having aromatic seeds used as seasoning | Synonyms: cardamom, Elettaria cardamomum |
| cardamum | (noun) aromatic seeds used as seasoning like cinnamon and cloves especially in pickles and barbecue sauces | Synonyms: cardamom, cardamon |
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| cardboard | (noun) a stiff moderately thick paper | Synonyms: composition board |
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| cardcase | (noun) a small case for carrying business cards | - |
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| cardcastle | (noun) an unstable construction with playing cards | Synonyms: card-house, cardhouse, house of cards |
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| cardholder | (noun) a player who holds a card or cards in a card game | - |
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| (noun) a person who holds a credit card or debit card | - |
| cardhouse | (noun) an unstable construction with playing cards | Synonyms: card-house, cardcastle, house of cards |
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| cardia | (noun) the opening into the stomach and that part of the stomach connected to the esophagus | - |
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| cardigan | (noun) knitted jacket that is fastened up the front with buttons or a zipper | - |
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| cardinal | (noun) crested thick-billed North American finch having bright red plumage in the male | Synonyms: cardinal grosbeak, Cardinalis cardinalis, redbird, Richmondena Cardinalis |
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| (noun) a variable color averaging a vivid red | Synonyms: carmine |
| (noun) (Roman Catholic Church) one of a group of more than 100 prominent bishops in the Sacred College who advise the Pope and elect new Popes | - |
| (noun) the number of elements in a mathematical set; denotes a quantity but not the order | Synonyms: cardinal number |
| cardinalate | (noun) the office of cardinal | Synonyms: cardinalship |
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| (noun) (Roman Catholic Church) the body of all cardinals of the church; elects and advises the pope | Synonyms: College of Cardinals, Sacred College, Sacred College of Cardinals |
| cardinalfish | (noun) small red fishes of coral reefs and inshore tropical waters | - |
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| cardinality | (noun) (mathematics) the number of elements in a set or group (considered as a property of that grouping) | - |
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| cardinalship | (noun) the office of cardinal | Synonyms: cardinalate |
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| cardiogram | (noun) a graphical recording of the cardiac cycle produced by an electrocardiograph | Synonyms: ECG, EKG, electrocardiogram |
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| cardiograph | (noun) medical instrument that records electric currents associated with contractions of the heart | Synonyms: electrocardiograph |
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| (noun) a medical instrument that measures the mechanical force of cardiac contractions and the amount of blood passing through the heart during a specified period by measuring the recoil of the body as blood is pumped from the ventricles | Synonyms: ballistocardiograph |
| cardiography | (noun) diagnostic procedure consisting of recording the activity of the heart electronically with a cardiograph (and producing a cardiogram) | Synonyms: electrocardiography |
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| cardioid | (noun) an epicycloid in which the rolling circle equals the fixed circle | - |
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| cardiologist | (noun) a specialist in cardiology; a specialist in the structure and function and disorders of the heart | Synonyms: heart specialist, heart surgeon |
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| cardiology | (noun) the branch of medicine dealing with the heart and its diseases | - |
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| cardiomegaly | (noun) an abnormal enlargement of the heart | Synonyms: enlarged heart, megacardia, megalocardia |
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| cardiomyopathy | (noun) a disorder (usually of unknown origin) of the heart muscle (myocardium) | Synonyms: myocardiopathy |
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| cardiopathy | (noun) a disease of the heart | Synonyms: heart disease |
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| cardiospasm | (noun) a spasm of the cardiac sphincter (between the esophagus and the stomach); if the cardiac sphincter does not relax during swallowing the passage of food into the stomach is obstructed | - |
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| carditis | (noun) inflammation of the heart | - |
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| cardoon | (noun) only parts eaten are roots and especially stalks (blanched and used as celery); related to artichokes | - |
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| (noun) southern European plant having spiny leaves and purple flowers cultivated for its edible leafstalks and roots | Synonyms: Cynara cardunculus |
| cardroom | (noun) a room for gambling on card games | - |
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| cards | (noun) a game played with playing cards | Synonyms: card game |
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| cardsharp | (noun) a professional card player who makes a living by cheating at card games | Synonyms: card shark, card sharp, card sharper, cardsharper, sharper, sharpie, sharpy |
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| cardsharper | (noun) a professional card player who makes a living by cheating at card games | Synonyms: card shark, card sharp, card sharper, cardsharp, sharper, sharpie, sharpy |
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| care | (noun) activity involved in maintaining something in good working order | Synonyms: maintenance, upkeep |
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| (noun) the work of providing treatment for or attending to someone or something | Synonyms: aid, attention, tending |
| (noun) attention and management implying responsibility for safety | Synonyms: charge, guardianship, tutelage |
| (noun) judiciousness in avoiding harm or danger | Synonyms: caution, forethought, precaution |
| (noun) a cause for feeling concern | - |
| (noun) an anxious feeling | Synonyms: concern, fear |
| careen | (noun) pitching dangerously to one side | Synonyms: rock, sway, tilt |
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| career | (noun) the particular occupation for which you are trained | Synonyms: calling, vocation |
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| (noun) the general progression of your working or professional life | Synonyms: life history |
| careerism | (noun) the practice of advancing your career at the expense of your personal integrity | - |
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| careerist | (noun) a professional who is intent on furthering his or her career by any possible means and often at the expense of their own integrity | - |
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| carefreeness | (noun) the trait of being without worry or responsibility | - |
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| (noun) the cheerful feeling you have when nothing is troubling you | Synonyms: insouciance, lightheartedness, lightsomeness |
| carefulness | (noun) the quality of being careful and painstaking | - |
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| (noun) the trait of being cautious; being attentive to possible danger | Synonyms: caution, cautiousness |
| caregiver | (noun) a person who is responsible for attending to the needs of a child or dependent adult | - |
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| (noun) a person who helps in identifying or preventing or treating illness or disability | Synonyms: health care provider, health professional, PCP, primary care provider |
| carelessness | (noun) failure to act with the prudence that a reasonable person would exercise under the same circumstances | Synonyms: neglect, negligence, nonperformance |
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| (noun) the quality of not being careful or taking pains | Synonyms: sloppiness |
| caress | (noun) a gentle affectionate stroking (or something resembling it) | - |
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| caressing | (noun) affectionate play (or foreplay without contact with the genital organs) | Synonyms: cuddling, fondling, hugging, kissing, necking, petting, smooching, snuggling |
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| caret | (noun) a mark used by an author or editor to indicate where something is to be inserted into a text | - |
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| caretaker | (noun) a custodian who is hired to take care of something (property or a person) | - |
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| (noun) an official who performs the duties of an office temporarily | - |
| carfare | (noun) the fare charged for riding a bus or streetcar | Synonyms: bus fare |
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| carful | (noun) the quantity that a car will hold | - |
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| cargo | (noun) goods carried by a large vehicle | Synonyms: consignment, freight, lading, load, loading, payload, shipment |
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| carhop | (noun) a waiter at a drive-in restaurant | - |
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| caribe | (noun) small voraciously carnivorous freshwater fishes of South America that attack and destroy living animals | Synonyms: pirana, piranha |
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| caribou | (noun) Arctic deer with large antlers in both sexes; called `reindeer' in Eurasia and `caribou' in North America | Synonyms: Greenland caribou, Rangifer tarandus, reindeer |
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| caricature | (noun) a representation of a person that is exaggerated for comic effect | Synonyms: imitation, impersonation |
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| caricaturist | (noun) someone who parodies in an exaggerated manner | - |
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| caries | (noun) soft decayed area in a tooth; progressive decay can lead to the death of a tooth | Synonyms: cavity, dental caries, tooth decay |
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| carillon | (noun) playing a set of bells that are (usually) hung in a tower | Synonyms: bell ringing, carillon playing |
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| (noun) set of bells hung in a bell tower | - |
| carillonneur | (noun) a musician who plays a carillon | - |
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| carina | (noun) any of various keel-shaped structures or ridges such as that on the breastbone of a bird or that formed by the fused petals of a pea blossom | - |
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| carinate | (noun) birds having keeled breastbones for attachment of flight muscles | Synonyms: carinate bird, flying bird |
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| caring | (noun) a loving feeling | Synonyms: lovingness |
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| carioca | (noun) a lively ballroom dance that resembles the samba | - |
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| (noun) music composed for dancing the carioca | - |
| carissa | (noun) a shrub of the genus Carissa having fragrant white flowers and plumlike red to purple-black fruits | - |
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| carjacking | (noun) the violent theft of an occupied car | - |
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| carload | (noun) a gathering of passengers sufficient to fill an automobile | - |
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| (noun) the amount of cargo that can be held by a boat or ship or a freight car | Synonyms: boatload, shipload |
| carmaker | (noun) a business engaged in the manufacture of automobiles | Synonyms: auto maker, auto manufacturer, automaker, car maker, car manufacturer |
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| carminative | (noun) medication that prevents the formation of gas in the alimentary tract or eases its passing | - |
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