Glossary · Nouns · C
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TermTypeDefinitionClassificationsUpdated
Chlamysnouncollective term for the outer parts of a flower consisting of the calyx and corolla and enclosing the stamens and pistilsverified
Chloasmanouna tan discoloration of a woman's face that is associated with pregnancy or with the use of oral contraceptivesverified
Chlorambucilnounan alkalating agent (trade name Leukeran) used to treat some kinds of cancerverified
Chloramphenicolnounan oral antibiotic (trade name Chloromycetin) used to treat serious infections (especially typhoid fever)verified
Chlordiazepoxidenouna tranquilizer (trade names Librium and Libritabs) used in the treatment of alcoholismverified
Chloride of LimenounMWEa white powder comprised of calcium hydroxide and chloride and hypochlorite and used to bleach and/or disinfectverified
Chlorinated LimenounMWEa white powder comprised of calcium hydroxide and chloride and hypochlorite and used to bleach and/or disinfectverified
Chlorinationnoundisinfection of water by the addition of small amounts of chlorine or a chlorine compoundverified
Chlorine DioxidenounMWEan explosive gas (ClO2) used chiefly in bleaching paper or starch or soap or flour and in water purificationverified
Chlorinitynouna measure of the quantity of chlorine or other halides in water (especially seawater)verified
Chlorobenzenenouna colorless volatile flammable liquid with an almond odor that is made from chlorine and benzeneverified
Chlorobenzylidenemalononitrilenouna tear gas that is stronger than CN gas but wears off fasterverified
Chloroquinenounan antimalarial drug used to treat malaria and amebic dysentery and systemic lupus erythematosusverified
Chlorothiazidenouna diuretic drug (trade name Diuril) used in the treatment of edema and hypertensionverified
Chlorpromazinenouna drug (trade name Thorazine) derived from phenothiazine that has antipsychotic effects and is used as a sedative and tranquilizerverified
Chlortetracyclinenouna yellow crystalline antibiotic (trade name Aureomycin) used to treat certain bacterial and rickettsial diseasesverified
Chlorthalidonenouna diuretic (trade names Hygroton and Thalidone) used to control hypertension and conditions that cause edemaverified
Choanocytenounany of the flagellated cells in sponges having a collar of cytoplasm around the flagellumverified
Chocolate FonduenounMWEfondue made of chocolate melted with milk or cream for dipping fruitsverified
Chocolate LiquornounMWEthe liquid or paste that is produced when cocoa beans are roasted and groundverified
Chocolate PuddingnounMWEsweet chocolate flavored custard-like pudding usually thickened with flour rather than eggsverified
Chocolate RootnounMWEerect perennial of north temperate zone having pinnate leaves and a few nodding flowers with a brown-purple calyx and orange and pink petalsverified
Choir SchoolnounMWEa school that is part of a cathedral or monastery where boys with singing ability can receive a general educationverified
Choke CoilnounMWEa coil of low resistance and high inductance used in electrical circuits to pass direct current and attenuate alternating currentverified
Chokecherrynouna common wild cherry of eastern North America having small bitter black berries favored by birdsverified
Chokecherry TreenounMWEa common wild cherry of eastern North America having small bitter black berries favored by birdsverified
Chokernounsomeone who is unable to perform effectively because of nervous tension or agitationverified
Chokingnouna condition caused by blocking the airways to the lungs (as with food or swelling of the larynx)verified
Choking CoilnounMWEa coil of low resistance and high inductance used in electrical circuits to pass direct current and attenuate alternating currentverified
Cholangiographynounroentgenographic examination of the bile ducts after a contrast medium has been injectedverified
Cholecystectomynounsurgical removal of the gall bladder (usually for relief of gallstone pain)verified
Cholecystokininnouna gastrointestinal hormone that stimulates the secretion of pancreatic enzymes and the contraction and emptying of the gall bladderverified
Cholernouna humor that was once believed to be secreted by the liver and to cause irritability and angerverified
Cholestasisnouna condition in which little or no bile is secreted or the flow of bile into the digestive tract is obstructedverified