Columbia Encyclopedia

Search results

500 results found

sulfur dioxide

(Encyclopedia)sulfur dioxide, chemical compound, SO2, a colorless gas with a pungent, suffocating odor. It is readily soluble in cold water, sparingly soluble in hot water, and soluble in alcohol, acetic acid, and ...

sodium sulfate

(Encyclopedia)sodium sulfate, chemical compound, Na2SO4. It is a white, orthorhombic crystalline compound at ordinary temperatures; above 100℃ it assumes a monoclinic structure, and above about 250℃ it assumes ...

Williams, William Sherley

(Encyclopedia)Williams, William Sherley, 1787–1849, American trader and trapper, known as Old Bill Williams, b. Rutherford co., N.C. Much of his early life was spent in Missouri, where he was a traveling preacher...

Yates, Richard, American fiction writer

(Encyclopedia)Yates, Richard, 1926–92, American fiction writer, b. Yonkers, N.Y. A subtle and painstaking literary craftsman who has often been considered a “writers' writer,” Yates frequently chronicles the ...

Carrier, Willis Haviland

(Encyclopedia)Carrier, Willis Haviland, 1876–1950, American engineer who played a key role in inventing air conditioning, b. Angola, N.Y., grad. Cornell (M.E. 1901). Working for the Buffalo Forge Co. (1901–14),...

Shevardnadze, Eduard Amvrosiyevich

(Encyclopedia)Shevardnadze, Eduard Amvrosiyevich ĕdˈwärd shəvˈärdnädˈzyə [key], 1928–2014, Georgian politician and diplomat. Known for pragmatism rather than polemicism, Shevardnadze served as the head o...

willow

(Encyclopedia)willow, common name for some members of the Salicaceae, a family of deciduous trees and shrubs of worldwide distribution, especially abundant from north temperate to arctic areas. The family consists ...

stratosphere

(Encyclopedia)stratosphere strătˈəsfēr [key], second lowest layer of the earth's atmosphere. The level from which it extends outward varies with latitude; it begins c.51⁄2 mi (9 km) above the poles, c.6 or 7 ...

disarmament, nuclear

(Encyclopedia)disarmament, nuclear, the reduction and limitation of the various nuclear weapons in the military forces of the world's nations. The atomic bombs dropped (1945) on Japan by the United States in World ...

Marden, Brice

(Encyclopedia)Marden, Brice, 1938–, American painter, b. Bronxville, N.Y.; grad Boston Univ. (B.F.A., 1961), Yale Univ. (M.A., 1963). Marden began exhibiting his work in the 1960s, becoming known for minimalist a...