| centralism | (noun) the political policy of concentrating power in a central organization | - |
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| centrality | (noun) the property of being central | - |
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| centralization | (noun) the act of consolidating power under a central control | Synonyms: centralisation |
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| (noun) gathering to a center | Synonyms: centralisation |
| centrarchid | (noun) small carnivorous freshwater percoid fishes of North America usually having a laterally compressed body and metallic luster: crappies, black bass, bluegills, pumpkinseed | Synonyms: sunfish |
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| centre | (noun) a position on a basketball team of the player who participates in the jump that starts the game | Synonyms: center |
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| (noun) (American football) the position of the player on the line of scrimmage who puts the ball in play | Synonyms: center |
| (noun) the position on a hockey team of the player who participates in the face off at the beginning of the game | Synonyms: center |
| (noun) a building dedicated to a particular activity | Synonyms: center |
| (noun) the piece of ground in the outfield directly ahead of the catcher | Synonyms: center, center field, centerfield |
| (noun) mercantile establishment consisting of a carefully landscaped complex of shops representing leading merchandisers; usually includes restaurants and a convenient parking area; a modern version of the traditional marketplace | Synonyms: center, mall, plaza, shopping center, shopping centre, shopping mall |
| (noun) a cluster of nerve cells governing a specific bodily process | Synonyms: center, nerve center, nerve centre |
| (noun) the choicest or most essential or most vital part of some idea or experience | Synonyms: center, core, essence, gist, heart, heart and soul, inwardness, kernel, marrow, meat, nitty-gritty, nub, pith, substance, sum |
| (noun) the object upon which interest and attention focuses | Synonyms: center, center of attention, centre of attention |
| (noun) the sweet central portion of a piece of candy that is enclosed in chocolate or some other covering | Synonyms: center |
| (noun) politically moderate persons; centrists | Synonyms: center |
| (noun) the middle of a military or naval formation | Synonyms: center |
| (noun) a point equidistant from the ends of a line or the extremities of a figure | Synonyms: center, midpoint |
| (noun) an area that is approximately central within some larger region | Synonyms: center, eye, heart, middle |
| (noun) a place where some particular activity is concentrated | Synonyms: center |
| (noun) (football) the person who plays center on the line of scrimmage and snaps the ball to the quarterback | Synonyms: center, snapper |
| (noun) (basketball) the person who plays center on a basketball team | Synonyms: center |
| (noun) (ice hockey) the person who plays center on a hockey team | Synonyms: center |
| centreboard | (noun) a retractable fin keel used on sailboats to prevent drifting to leeward | Synonyms: centerboard, drop keel, sliding keel |
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| centrefold | (noun) a magazine center spread; especially a foldout of a large photograph or map or other feature | Synonyms: centerfold |
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| centrepiece | (noun) something placed at the center of something else (as on a table) | Synonyms: centerpiece |
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| (noun) the central or most important feature | Synonyms: centerpiece |
| centrex | (noun) (CENTRal EXchange) a kind of telephone exchange | - |
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| centrifugation | (noun) the process of separating substances of different densities by the use of a centrifuge | - |
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| centrifuge | (noun) an apparatus that uses centrifugal force to separate particles from a suspension | Synonyms: extractor, separator |
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| centring | (noun) (American football) putting the ball in play by passing it (between the legs) to a back | Synonyms: centering, snap |
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| (noun) the concentration of attention or energy on something | Synonyms: centering, direction, focal point, focus, focusing, focussing |
| centriole | (noun) one of a pair of small cylindrical cell organelles near the nucleus in animal cells; composed of nine triplet microtubules and form the asters during mitosis | - |
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| centrism | (noun) a political philosophy of avoiding the extremes of left and right by taking a moderate position or course of action | Synonyms: moderatism |
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| centrist | (noun) a person who takes a position in the political center | Synonyms: middle of the roader, moderate, moderationist |
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| centroid | (noun) the center of mass of an object of uniform density | - |
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| centromere | (noun) a specialized condensed region of each chromosome that appears during mitosis where the chromatids are held together to form an X shape | Synonyms: kinetochore |
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| centrosome | (noun) small region of cytoplasm adjacent to the nucleus; contains the centrioles and serves to organize the microtubules | Synonyms: central body |
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| centrum | (noun) the main body of a vertebra | - |
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| centurion | (noun) (ancient Rome) the leader of 100 soldiers | - |
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| century | (noun) ten 10s | Synonyms: 100, C, hundred, one C |
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| (noun) a period of 100 years | - |
| cephalalgia | (noun) pain in the head caused by dilation of cerebral arteries or muscle contractions or a reaction to drugs | Synonyms: head ache, headache |
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| cephalaspid | (noun) extinct jawless fish of the Devonian with armored head | Synonyms: osteostracan |
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| cephalexin | (noun) a cephalosporin antibiotic (trade names Keflex and Keflin and Keftab) commonly prescribed for mild to moderately severe infections of the skin or ears or throat or lungs or urinary tract | Synonyms: Keflex, Keflin, Keftab |
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| cephalhematoma | (noun) a collection of blood under the scalp of a newborn; caused by pressure during birth | Synonyms: cephalohematoma |
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| cephalitis | (noun) inflammation of the brain usually caused by a virus; symptoms include headache and neck pain and drowsiness and nausea and fever (`phrenitis' is no longer in scientific use) | Synonyms: encephalitis, phrenitis |
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| cephalochordate | (noun) fish-like animals having a notochord rather than a true spinal column | - |
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| cephaloglycin | (noun) antibiotic related to cephalosporin but no longer in common use | Synonyms: Kafocin |
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| cephalohematoma | (noun) a collection of blood under the scalp of a newborn; caused by pressure during birth | Synonyms: cephalhematoma |
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| cephalometry | (noun) measurement of human heads | - |
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| cephalopod | (noun) marine mollusk characterized by well-developed head and eyes and sucker-bearing tentacles | Synonyms: cephalopod mollusk |
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| cephaloridine | (noun) a broad spectrum semisynthetic antibiotic produced by modifying cephalosporin | - |
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| cephalosporin | (noun) one of several broad spectrum antibiotic substances obtained from fungi and related to penicillin (trade names Mefoxin); addition of side chains has produced semisynthetic antibiotics with greater antibacterial activity | Synonyms: Mefoxin |
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| cephalothin | (noun) a semisynthetic analogue of cephalosporin | - |
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| ceramic | (noun) an artifact made of hard brittle material produced from nonmetallic minerals by firing at high temperatures | - |
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| ceramicist | (noun) a craftsman who shapes pottery on a potter's wheel and bakes them in a kiln | Synonyms: ceramist, potter, thrower |
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| ceramics | (noun) the art of making and decorating pottery | - |
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| ceramist | (noun) a craftsman who shapes pottery on a potter's wheel and bakes them in a kiln | Synonyms: ceramicist, potter, thrower |
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| ceras | (noun) one of the often brightly colored and branching hornlike structures on the back of the nudibranch (and other related mollusks) that serve as gills | - |
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| cerastes | (noun) highly venomous viper of northern Africa and southwestern Asia having a horny spine above each eye | Synonyms: Cerastes cornutus, horned asp, horned viper, sand viper |
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| cerate | (noun) a hard medicated paste made of lard or oil mixed with wax or resin | - |
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| ceratin | (noun) a fibrous scleroprotein that occurs in the outer layer of the skin and in horny tissues such as hair, feathers, nails, and hooves | Synonyms: keratin |
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| ceratodus | (noun) extinct lungfish | - |
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| ceratopsian | (noun) any of several four-footed herbivorous dinosaurs with enormous beaked skulls; of the late Cretaceous in North America and Mongolia | Synonyms: horned dinosaur |
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| ceratosaur | (noun) primitive medium-sized theropod; swift-running bipedal carnivorous dinosaur having grasping hands with sharp claws and a short horn between the nostrils; Jurassic in North America | Synonyms: ceratosaurus |
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| ceratosaurus | (noun) primitive medium-sized theropod; swift-running bipedal carnivorous dinosaur having grasping hands with sharp claws and a short horn between the nostrils; Jurassic in North America | Synonyms: ceratosaur |
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| ceratozamia | (noun) a small cycad of the genus Ceratozamia having a short scaly woody trunk and fernlike foliage and woody cones; Mexico | - |
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| cercaria | (noun) tadpole-shaped parasitic larva of a trematode worm; tail disappears in adult stage | - |
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| cere | (noun) the fleshy, waxy covering at the base of the upper beak of some birds | - |
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| cereal | (noun) a breakfast food prepared from grain | - |
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| (noun) foodstuff prepared from the starchy grains of cereal grasses | Synonyms: food grain, grain |
| (noun) grass whose starchy grains are used as food: wheat, rice, rye, oats, maize, buckwheat, millet | Synonyms: cereal grass |
| cerebellum | (noun) a major division of the vertebrate brain; situated above the medulla oblongata and beneath the cerebrum in humans | - |
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| cerebration | (noun) the process of using your mind to consider something carefully | Synonyms: intellection, mentation, thinking, thought, thought process |
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| cerebromeningitis | (noun) inflammation of the brain and spinal cord and their meninges | Synonyms: encephalomeningitis, meningoencephalitis |
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| cerebroside | (noun) A cerebroside is any of various organic lipid compounds containing glucose or galactose and glucose; it occurs in the myelin sheath of cerebrospinal neurons. | - |
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| cerebrum | (noun) anterior portion of the brain consisting of two hemispheres; dominant part of the brain in humans | - |
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| cerecloth | (noun) a waterproof waxed cloth once used as a shroud | - |
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| cerement | (noun) burial garment in which a corpse is wrapped | Synonyms: pall, shroud, winding-clothes, winding-sheet |
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| ceremonial | (noun) a formal event performed on a special occasion | Synonyms: ceremonial occasion, ceremony, observance |
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| ceremoniousness | (noun) a ceremonial manner | - |
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| ceremony | (noun) the proper or conventional behavior on some solemn occasion | - |
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| (noun) any activity that is performed in an especially solemn elaborate or formal way | - |
| (noun) a formal event performed on a special occasion | Synonyms: ceremonial, ceremonial occasion, observance |
| ceresin | (noun) a white wax extracted from ozokerite | - |
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| ceriman | (noun) tropical cylindrical fruit resembling a pinecone with pineapple-banana flavor | Synonyms: monstera |
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| (noun) tropical American vine having roots that hang like cords and cylindrical fruit with a pineapple and banana flavor | Synonyms: Monstera deliciosa |
| cerise | (noun) a red the color of ripe cherries | Synonyms: cherry, cherry red |
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| cerium | (noun) a ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group | Synonyms: atomic number 58, Ce |
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| cerivastatin | (noun) an oral drug (trade name Baycol) to reduce blood cholesterol levels | Synonyms: Baycol |
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| cero | (noun) large edible mackerel of temperate United States coastal Atlantic waters | Synonyms: kingfish, pintado, Scomberomorus regalis |
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| (noun) large mackerel with long pointed snout; important food and game fish of the eastern Atlantic coast southward to Brazil | Synonyms: cavalla, king mackerel, Scomberomorus cavalla |
| cerography | (noun) the art of engraving on a waxed plate on which a printing surface is created by electrotyping. | - |
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| ceroplastics | (noun) the art of modeling in wax. | - |
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| cert | (noun) an absolute certainty | - |
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| certainty | (noun) something that is certain | Synonyms: foregone conclusion, sure thing |
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| (noun) the state of being certain | - |
| certificate | (noun) a document attesting to the truth of certain stated facts | Synonyms: certification, credential, credentials |
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| (noun) a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends | Synonyms: security |
| certification | (noun) the act of certifying or bestowing a franchise on | Synonyms: enfranchisement |
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| (noun) validating the authenticity of something or someone | Synonyms: authentication |
| (noun) confirmation that some fact or statement is true through the use of documentary evidence | Synonyms: corroboration, documentation |
| (noun) a document attesting to the truth of certain stated facts | Synonyms: certificate, credential, credentials |
| certiorari | (noun) a common law writ issued by a superior court to one of inferior jurisdiction demanding the record of a particular case | Synonyms: writ of certiorari |
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| certitude | (noun) total certainty or greater certainty than circumstances warrant | Synonyms: cocksureness, overconfidence |
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| cerulean | (noun) a light shade of blue | Synonyms: azure, lazuline, sapphire, sky-blue |
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| cerumen | (noun) a soft yellow wax secreted by glands in the ear canal | Synonyms: earwax |
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| ceruse | (noun) a poisonous white pigment that contains lead | Synonyms: lead carbonate, white lead |
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| cerussite | (noun) a mineral consisting of lead carbonate that is an important source of lead | Synonyms: white lead ore |
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| cervicitis | (noun) inflammation of the uterine cervix | - |
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| cervid | (noun) distinguished from Bovidae by the male's having solid deciduous antlers | Synonyms: deer |
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| cervix | (noun) the part of an organism (human or animal) that connects the head to the rest of the body | Synonyms: neck |
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| (noun) necklike opening to the uterus | Synonyms: cervix uteri, uterine cervix |
| cesarean | (noun) the delivery of a fetus by surgical incision through the abdominal wall and uterus (from the belief that Julius Caesar was born that way) | Synonyms: abdominal delivery, C-section, caesarean, caesarean delivery, caesarean section, caesarian, caesarian delivery, caesarian section, cesarean delivery, cesarean section, cesarian, cesarian section |
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| cesarian | (noun) the delivery of a fetus by surgical incision through the abdominal wall and uterus (from the belief that Julius Caesar was born that way) | Synonyms: abdominal delivery, C-section, caesarean, caesarean delivery, caesarean section, caesarian, caesarian delivery, caesarian section, cesarean, cesarean delivery, cesarean section, cesarian section |
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| cesium | (noun) a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal | Synonyms: atomic number 55, caesium, Cs |
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| cessation | (noun) a stopping | Synonyms: surcease |
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| cession | (noun) the act of ceding | Synonyms: ceding |
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| cesspit | (noun) a covered cistern; waste water and sewage flow into it | Synonyms: cesspool, sink, sump |
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| cesspool | (noun) a covered cistern; waste water and sewage flow into it | Synonyms: cesspit, sink, sump |
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| cestode | (noun) ribbonlike flatworms that are parasitic in the intestines of humans and other vertebrates | Synonyms: tapeworm |
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| cetacean | (noun) large aquatic carnivorous mammal with fin-like forelimbs no hind limbs, including: whales, dolphins, porpoises, narwhals | Synonyms: blower, cetacean mammal |
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| cetchup | (noun) thick spicy sauce made from tomatoes | Synonyms: catsup, ketchup, tomato ketchup |
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| cetrimide | (noun) a cationic detergent that is a powerful disinfectant | - |
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| ceylonite | (noun) a dark-colored spinel containing iron | Synonyms: pleonaste |
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