Columbia Encyclopedia

(Encyclopedia) dextrin, any one of a number of carbohydrates having the same general formula as starch but a smaller and less complex molecule. They are polysaccharides and are produced as intermediate products in t...

(Encyclopedia) dolomite dōˈləmītˌ, dŏlˈə– [key]. 1 Mineral, calcium magnesium carbonate, CaMg (CO3)2. It is commonly crystalline and is white, gray, brown, or reddish in color with a vitreous to pearly lus...

(Encyclopedia) Colorado Plateau, physiographic region of SW North America, c.150,000 sq mi (388,500 sq km), in Arizona, Utah, Colorado, and New Mexico, including the “Four Corners” area. It is characterized by b...

(Encyclopedia) agouti əgo͞oˈtē [key], name applied to rabbit-sized rodents of the genus Dasyprocta, found in Central and South America and in the West Indies. They have slender limbs with five front and three hi...

(Encyclopedia) cardinal or redbird, common name for a North American songbird of the family Fringillidae (New World finch family). In the eastern cardinal, Richmondena cardinalis, the male is bright scarlet with bla...

(Encyclopedia) Akita äkēˈtə [key], breed of large dog developed in Japan from ancient ancestry and used originally as a hunter of such game as deer, wild boar, and bear. It stands from 20 to 27 in. (50.8–68.6 ...

(Encyclopedia) chickadee chĭkˈədēˌ [key], small North American bird of the titmouse family. The black-capped chickadee (Parus atricapillus), lively and gregarious, is a permanent resident over most of its range...

(Encyclopedia) Churchill, Charles chûrˈchĭl [key], 1731–64, English poet and satirist. Upon his family's insistence he took religious orders in 1756, but life as a London dandy suited him more, and he resigned ...

(Encyclopedia) Clark, Kenneth Bancroft, 1914–2005, American psychologist and educator, b. Panama Canal Zone, grad. Howard (B.A., 1935) and Columbia (Ph.D., 1940). Clark taught psychology at Howard (1937–38) and ...

(Encyclopedia) Cooper, Leon Neil, 1930–, American neuroscientist, b. New York City, Ph.D. Columbia, 1954. Cooper was a researcher at the Univ. of Illinois from 1955 to 1957 and at Ohio State Univ. from 1957 to 195...