Glossary · Nouns · C
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TermTypeDefinitionClassificationsUpdated
Catchwordnouna word printed at the top of the page of a dictionary or other reference book to indicate the first or last item on that pageverified
Catechinnouna tannic acid that is extracted from black catechu as a white crystalline substanceverified
Catechismnouna series of question put to an individual (such as a political candidate) to elicit their viewsverified
Catechistnounone who instructs catechumens in preparation for baptism (especially one using a catechism)verified
Catecholaminenounany of a group of chemicals including epinephrine and norepinephrine that are produced in the medulla of the adrenal glandverified
Categorisationnounthe act of distributing things into classes or categories of the same typeverified
CategorynounRestrictive label applied to classified or unclassified information to limit access.Requirement
Catenanouna chain of connected ideas or passages or objects so arranged that each member is closely related to the preceding and following members (especially a series of patristic comments elucidating Christian dogma)verified
Catenarynounthe curve theoretically assumed by a perfectly flexible and inextensible cord of uniform density and cross section hanging freely from two fixed pointsverified
Caterpillarnouna wormlike and often brightly colored and hairy or spiny larva of a butterfly or mothverified
Caterpillar TracknounMWEan endless metal belt on which tracked vehicles move over the groundverified
Caterpillar TreadnounMWEan endless metal belt on which tracked vehicles move over the groundverified
Catgutnounperennial subshrub of eastern North America having downy leaves yellowish and rose flowers andverified
Catharsisnounpurging the body by the use of a cathartic to stimulate evacuation of the bowelsverified
Catheternouna thin flexible tube inserted into the body to permit introduction or withdrawal of fluids or to keep the passageway openverified
Cathodenouna negatively charged electrode that is the source of electrons entering an electrical deviceverified
Cathode RaynounMWEa beam of electrons emitted by the cathode of an electrical discharge tubeverified
Cathode-Ray OscilloscopenounMWEelectronic equipment that provides visual images of varying electrical quantitiesverified
Cathode-Ray TubenounMWEa vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screenverified
Cationic DetergentnounMWEa class of synthetic detergents in which the surface-active part of the molecule is the cationverified
Catmintnounhairy aromatic perennial herb having whorls of small white purple-spotted flowers in a terminal spikeverified
Catnipnounhairy aromatic perennial herb having whorls of small white purple-spotted flowers in a terminal spikeverified
Cattalonounhardy breed of cattle resulting from crossing domestic cattle with the American buffaloverified
Cattienounany of various units of weight used in southeastern Asia (especially a Chinese measure equal to 500 grams)verified
Cattle FarmnounMWEfarm consisting of a large tract of land along with facilities needed to raise livestock (especially cattle)verified
Cattle GridnounMWEa bridge over a ditch consisting of parallel metal bars that allow pedestrians and vehicles to pass, but not cattleverified
Cattle GuardnounMWEa bridge over a ditch consisting of parallel metal bars that allow pedestrians and vehicles to pass, but not cattleverified
Cattle RanchnounMWEfarm consisting of a large tract of land along with facilities needed to raise livestock (especially cattle)verified
Cattleyanounany orchid of the genus Cattleya characterized by a three-lobed lip enclosing the columnverified
Catwalknounnarrow pathway high in the air (as above a stage or between parts of a building or along a bridge)verified
Caudal AnaesthesianounMWEregional anesthesia resulting from injection of an anesthetic into the caudal end of the spinal canalverified
Caudal AnesthesianounMWEregional anesthesia resulting from injection of an anesthetic into the caudal end of the spinal canalverified
Caudal BlocknounMWEregional anesthesia resulting from injection of an anesthetic into the caudal end of the spinal canalverified
Caudate NucleusnounMWEa tail-shaped basal ganglion located in a lateral ventricle of the brainverified
Caulnounthe inner membrane of embryos in higher vertebrates (especially when covering the head at birth)verified
Caulkingnouna waterproof filler and sealant that is used in building and repair to make watertightverified
Causanouna comprehensive term for any proceeding in a court of law whereby an individual seeks a legal remedyverified
Causal AgencynounMWEany entity that produces an effect or is responsible for events or resultsverified
Causal AgentnounMWEany entity that produces an effect or is responsible for events or resultsverified