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Atlantic Ocean

(Encyclopedia)CE5 Atlantic Ocean [Lat.,=of Atlas], second largest ocean (c.31,800,000 sq mi/82,362,000 sq km; c.36,000,000 sq mi/93,240,000 sq km with marginal seas). The North Atlantic Ocean has some of the w...

Indian Ocean

(Encyclopedia)Indian Ocean, third largest ocean, c.28,350,000 sq mi (73,427,000 sq km), extending from S Asia to Antarctica and from E Africa to SE Australia; it is c.4,000 mi (6,400 km) wide at the equator. It con...

Grossman, David

(Encyclopedia)Grossman, David, 1954–, Israeli writer and peace activist, b. Jerusalem. He is widely recognized as the finest novelist in the generation that followed Amos Oz and A. B. Yehoshua. The son of a Polis...

flute

(Encyclopedia)flute, in music, generic term for such wind instruments as the fife, the flageolet, the panpipes, the piccolo, and the recorder. The tone of all flutes is produced by an airstream directed against an ...

Arapaho

(Encyclopedia)Arapaho ərăpˈəhō [key], Native North Americans of the Plains whose language belongs to the Algonquian branch of the Algonquian-Wakashan linguistic stock (see Native American languages). Their own...

cave

(Encyclopedia)cave, a cavity in the earth's surface usually large enough for a person to enter. Caves may be formed by the chemical and mechanical action of a stream upon soluble or soft rock, of rainwater seeping ...

Grand Canyon

(Encyclopedia)Grand Canyon, great gorge of the Colorado River, one of the natural wonders of the world; c.1 mi (1.6 km) deep, from 4 to 18 mi (6.4–29 km) wide, and 217 mi (349 km) long, NW Ariz. The canyon shows ...

log cabin

(Encyclopedia)log cabin or log house, style of home typical of the American pioneer on the Western frontier of the United States in the great westward expansion after 1765. It was constructed with few tools, usuall...

Armada, Spanish

(Encyclopedia)Armada, Spanish ärmäˈdə [key], 1588, fleet launched by Philip II of Spain for the invasion of England, to overthrow the Protestant Elizabeth I and establish Philip on the English throne; also call...

sediment

(Encyclopedia)sediment, mineral or organic particles that are deposited by the action of wind, water, or glacial ice. These sediments can eventually form sedimentary rocks (see rock). Sediments form sedimentary ...