chlorophyll b
— Noun
– English
～ a dark-green plant pigment having a brilliant green alcohol solution; generally characteristic of higher plants
Chlorophyta
— Noun
– English
～ large division of chiefly freshwater eukaryotic algae that possess chlorophyll a and b, store food as starch, and cellulose cell walls; classes Chlorophyceae, Ulvophyceae, and Charophyceae; obviously ancestral to land plants
chlorophyte
— Noun
– English
～ algae that are clear green in color; often growing on wet ricks or damp wood or the surface of stagnant water
chloropicrin
— Noun
– English
～ a heavy colorless insoluble liquid compound that causes tears and vomiting; used as a pesticide and as tear gas
chloroplast
— Noun
– English
～ plastid containing chlorophyll and other pigments; in plants that carry out photosynthesis
chloroprene
— Noun
– English
～ derivative of butadiene used in making neoprene by polymerization
chloroquine
— Noun
– English
～ an antimalarial drug used to treat malaria and amebic dysentery and systemic lupus erythematosus
chlorosis
— Noun
– English
～ iron deficiency anemia in young women; characterized by weakness and menstrual disturbances and a green color to the skin
chlorothiazide
— Noun
– English
～ a diuretic drug (trade name Diuril) used in the treatment of edema and hypertension
chlorous acid
— Noun
– English
～ (HClO2) a strongly oxidizing acid; known only in solution
Chloroxylon
— Noun
– English
～ deciduous trees of India and Sri Lanka
chlorpromazine
— Noun
– English
～ a drug (trade name Thorazine) derived from phenothiazine that has antipsychotic effects and is used as a sedative and tranquilizer
chlorpyrifos
— Noun
– English
～ a common organophosphate insecticide
chlortetracycline
— Noun
– English
～ a yellow crystalline antibiotic (trade name Aureomycin) used to treat certain bacterial and rickettsial diseases
chlorthalidone
— Noun
– English
～ a diuretic (trade names Hygroton and Thalidone) used to control hypertension and conditions that cause edema; effective in lowering blood pressure to prevent heart attacks
choanocyte
— Noun
– English
～ any of the flagellated cells in sponges having a collar of cytoplasm around the flagellum; they maintain a flow of water through the body
choc
— Noun
– English
～ colloquial British abbreviation; "a box of chocs"
chock
— Noun
– English
～ a block of wood used to prevent the sliding or rolling of a heavy object