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angelfish
(Encyclopedia)angelfish, common name for certain members of the Pomacanthidae, a family of brightly colored reef-dwelling tropical fishes with compressed bodies and small mouths and teeth. They were formerly classi...Volta
(Encyclopedia)Volta vólˈtə [key], river, c.290 mi (470 km) long, formed in central Ghana, W Africa, by the confluence of the Black Volta (or Mouhon, c.840 mi/1,350 km long) and the White Volta (or Nakambe, c.450...calcium oxide
(Encyclopedia)calcium oxide, chemical compound, CaO, a colorless, cubic crystalline or white amorphous substance. It is also called lime, quicklime, or caustic lime, but commercial lime often contains impurities, e...bobwhite
(Encyclopedia)bobwhite, common name for an American henlike bird of the family Phasianidae, which also includes the pheasant and the partridge. The eastern bobwhite quail (Colinus virginianus) is about 10 in. (25 c...cacomistle
(Encyclopedia)cacomistle kăkˈəmĭsˌəl [key], small New World mammal, genus Bassaricus, related to the raccoon. There are two species, one found in Mexico and the SW United States, the other in Central America....Charter Oak
(Encyclopedia)Charter Oak, white oak tree that until 1856 stood in Hartford, Conn., and was thought to be 1,000 years old. There is a tradition that when Sir Edmund Andros, as governor-general of New England, deman...Aversa
(Encyclopedia)Aversa ävĕrˈsä [key], city, Campania, S Italy. It is an agricultural and transportation center, noted for its sparkling white wine. It also produces shoes, mozzarella ...sodium benzoate
(Encyclopedia)sodium benzoate or benzoate of soda, chemical compound, C6H5CO2Na, colorless or white crystalline, aromatic compound; the sodium salt of benzoic acid. It is soluble in water and is used as a preservat...cream of tartar
(Encyclopedia)cream of tartar, white crystalline powder. Chemically it is potassium hydrogen tartrate, KC4H5O6, the acidic potassium salt of tartaric acid. It is used as the leavening agent in baking powders. An im...Francis, Sam
(Encyclopedia)Francis, Sam, 1923–94, American painter, b. San Mateo, Calif. Educated in medicine, Francis began painting while recovering from an injury received in World War II. His mural-sized paintings are sta...Browse by Subject
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