chlorine |
a chemical element of the halogen group that has seventeen protons in each nucleus, occurs naturally only in compounds such as sodium chloride and chloroform, and can be isolated in pure form as a toxic yellow-green gas. (symbol: Cl) [2 definitions] |
chlorite1 |
a green silicate mineral that occurs in platelike crystals. |
chlorite2 |
any of various salts of chlorous acid. |
chlorobenzene |
a colorless flammable liquid widely used in solvents and in organic synthesizing. |
chlorofluorocarbon |
any of a group of compounds containing carbon, chlorine, and fluorine, which were once commonly used as refrigerants, solvents, and aerosol propellants but are now being phased out as they contribute to ozone depletion (abbreviated CFC.) |
chloroform |
a clear, heavy, volatile liquid used as an anesthetic and a solvent. [3 definitions] |
chlorophyll |
the green pigment in the leaves and stems of plants that is necessary for the production of plant food by photosynthesis. |
chloroplast |
a small oval green bit of protoplasm that contains chlorophyll and is the location of photosynthesis. |
chloroquine |
a drug used to treat malaria. |
chlorosis |
an abnormal yellowing or color loss in green plant tissue because of insufficient light or nutrition, genetic disorder, or disease that results in deficient chlorophyll production. [2 definitions] |
chlorous |
of or containing trivalent chlorine. |
chlorpromazine |
a drug used to treat nervous upset, nausea, and certain mental disorders. |
chlortetracycline |
a yellow antibiotic powder, obtained from a soil bacterium and used to treat certain infections. |
chock |
a wedge or block placed under an object to prevent it from moving. [3 definitions] |
chock-a-block |
of a ship's hoisting tackle, drawn close together so that the blocks are touching. [2 definitions] |
chock-full |
filled to the limit; stuffed. |
chocolate |
a powder or solid made from ground and roasted cacao seeds. [7 definitions] |
chocolate bar |
a candy bar made primarily with chocolate. |
chocolate chip |
a small piece of chocolate, usually near-conical in shape, used in baking. |
chocolate milk |
cow's milk with sweet, chocolate-flavored syrup or chocolate powder added. |
Chocolate Tang |
any member of a species of fishes found in the tropical waters of Southeast Asia which are yellow as a juvenile and become primarily gray and brown with multi-colored accents as an adult, also called Lemon Peel Mimic. |