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elongation

(Encyclopedia)elongation, in astronomy, the angular distance between two points in the sky as measured from a third point. The elongation of a planet is usually measured as the angular distance from the sun to the ...

Guadalcanal

(Encyclopedia)Guadalcanal gwädəlkənălˈ [key], volcanic island, c.2,510 sq mi (6,500 sq km), South Pacific, ...

Stirling, town, Scotland

(Encyclopedia)Stirling, town (1991 pop. 38,638), Stirling council area, central Scotland, on the Forth River. The center of a large farm district, it has livestock markets and light industries making agricultural m...

sodium silicate

(Encyclopedia)sodium silicate, any one of several compounds containing sodium oxide, Na2O, and silica, Si2O, or a mixture of sodium silicates. Sodium orthosilicate is Na4SiO4 (or 2Na2O·SiO2); sodium metasilicate i...

White, E. B.

(Encyclopedia)White, E. B. (Elwyn Brooks White), 1899–1985, American writer, b. Mt. Vernon, N.Y., grad. Cornell, 1921. A witty, satiric observer of contemporary society, White was a member of the staff of the ear...

tennis

(Encyclopedia)CE5 Tennis court tennis, game played indoors or outdoors by two players (singles) or four players (doubles) on a level court. In 1900 the international team competition known as the Davis Cup t...

pressure

(Encyclopedia)pressure, in mechanics, ratio of the force acting on a surface to the area of the surface; it is thus distinct from the total force acting on a surface. A force can be applied to and sustained by a si...

Newfoundland, breed of dog

(Encyclopedia)Newfoundland, breed of massive, powerful working dog developed in Newfoundland, probably in the 17th cent., and later perfected in England. It stands from 25 to 28 in. (63.5–71.1 cm) high at the sho...

Newport News

(Encyclopedia)Newport News, independent city (1990 pop. 170,045), SE Va., on the Virginia peninsula, at the mouth of the James River, off Hampton Roads, near Norfolk; inc. 1896. It is a port for transatlantic and i...

Arden, John

(Encyclopedia)Arden, John ärˈdən [key], 1930–2012, English playwright and novelist best known for his politically engaged work of the 1950s and 60s, a period during which he was considered one of Britain's maj...