Glossary · Nouns · C
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TermTypeDefinitionClassificationsUpdated
Cypressnounany of numerous evergreen conifers of the genus Cupressus of north temperate regions having dark scalelike leaves and rounded conesverified
Cypress PinenounMWEany of several evergreen trees or shrubs of Australia and northern New Caledoniaverified
Cypress TreenounMWEany of numerous evergreen conifers of the genus Cupressus of north temperate regions having dark scalelike leaves and rounded conesverified
Cypress VinenounMWEtropical American annual climber having red or white flowers and finely dissected leavesverified
Cyprinid FishnounMWEsoft-finned mainly freshwater fishes typically having toothless jaws and cycloid scalesverified
Cyproheptadinenounan antihistamine (trade name Periactin) used to treat some allergic reactionsverified
Cyrilla FamilynounMWEshrubs and trees with leathery leaves and small white flowers in racemes: genera Cyrilla and Cliftoniaverified
Cystnouna small and anatomically normal sac or bladderlike structure, especially one containing fluidverified
Cystic FibrosisnounMWEan inherited disease which causes secreted fluids in the body to become abnormally sticky and thick, commonly affecting the respiratory and digestive systemsverified
Cytochromenoun(biochemistry) a class of hemoprotein whose principal biological function is electron transfer (especially in cellular respiration)verified
Cytogeneticistnouna geneticist who specializes in the cellular components associated with heredityverified
Cytogeneticsnounthe branch of biology that studies the cellular aspects of heredity (especially the chromosomes)verified
Cytokinenounany of various protein molecules secreted by cells of the immune system that serve to regulate the immune systemverified
Cytokinesisnounorganic process consisting of the division of the cytoplasm of a cell following karyokinesis bringing about the separation into two daughter cellsverified
Cytokininnounany of a class of plant hormones that promote cell division and delay the senescence of leavesverified
Cytologic SmearnounMWEa thin tissue or blood sample spread on a glass slide and stained for cytologic examination and diagnosis under a microscopeverified
Cytomegalovirusnounany of a group of herpes viruses that enlarge epithelial cells and can cause birth defectsverified
Cytomembranenouna thin membrane (a double layer of lipids) enclosing the cytoplasm of a cellverified
Cytophotometernouna photometer that can be used to locate and identify chemical compounds in a cell by measuring the intensity of the light that passes through stained sections of the cytoplasmverified
Cytophotometrynounthe study of chemical compounds inside a cell by means of a cytophotometerverified
Cytoskeletonnouna microscopic network of actin filaments and microtubules in the cytoplasm of many living cells that gives the cell shape and coherenceverified
Cytosmearnouna thin tissue or blood sample spread on a glass slide and stained for cytologic examination and diagnosis under a microscopeverified
Cytosolnounthe aqueous part of the cytoplasm within which various particles and organelles are suspendedverified
Cytotoxic T CellnounMWET cell with CD8 receptor that recognizes antigens on the surface of a virus-infected cell and binds to the infected cell and kill itverified
Czarnouna male Slavic monarch or emperor, most commonly used with regard to Russia prior to 1917verified