Columbia Encyclopedia

Search results

500 results found

alabaster

(Encyclopedia)alabaster, fine-grained, massive, translucent variety of gypsum, a hydrous calcium sulfate. It is pure white or streaked with reddish brown. Alabaster, like all other forms of gypsum, forms by the eva...

Grandin, Temple

(Encyclopedia)Grandin, Temple, 1947–, American animal scientist and industrial designer, b. Boston, grad. Franklin Pierce College (B.A., 1970), Arizona State Univ. (M.S., 1975), Univ. of Illinois (Ph.D., 1989). D...

Hohokam

(Encyclopedia)Hohokam hōˈhōkămˌ, hōhōˈkəm [key], term denoting the culture of the ancient agricultural populations inhabiting the Salt and Gila river valleys of S Arizona (a.d. 300–1200). They are noted ...

Biosphere 2

(Encyclopedia)Biosphere 2, privately funded ecological research project in which eight people lived sealed in a 3.15-acre (1.28-hectare) structure for two years (Sept. 26, 1991–Sept. 26, 1993). Located in Oracle,...

Eden, Emily

(Encyclopedia)Eden, Emily, 1797–1869, English novelist. She went with her brother George, Lord Auckland, to India when he was governor-general (1836–42). Her two novels, The Semi-detached House (1859) and The S...

Farnsworth, Philo Taylor

(Encyclopedia)Farnsworth, Philo Taylor, 1906–71, American inventor, b. Beaver, Utah, grad. Brigham Young Univ., 1925. He demonstrated (1927) a working model of a television system. His “dissector tube” (calle...

Baker, Oliver Edwin

(Encyclopedia)Baker, Oliver Edwin, 1883–1949, American economic geographer, grad. Heidelberg College, Tiffin, Ohio. He studied forestry at Yale and agriculture and economics at the Univ. of Wisconsin (Ph.D., 1921...

legislative apportionment

(Encyclopedia)legislative apportionment, subdivision of a political body (e.g., a state or province) for the purpose of electing legislative representatives. In the United States, the Constitution requires that Con...

Tilak, Bal Gangadhar

(Encyclopedia)Tilak, Bal Gangadhar bäl gŭngˈgədär tēˈläk [key], 1856–1920, Indian nationalist leader. He was a journalist in Pune, and in his newspapers, the Marathi-language Kesari [lion] and the English...

Powell, Lewis Franklin, Jr.

(Encyclopedia)Powell, Lewis Franklin, Jr., 1907–98, American lawyer, associate justice of the U.S. Supreme Court (1971–87), b. Suffolk, Va. He studied law at Washington and Lee Univ. and was admitted to the Vir...