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Bridgwater

(Encyclopedia)Bridgwater, town, Somerset, SW England, on the Parrett River estuary. It is a port for seaborne traffic and a market town. Bridgwater is the only place ...

Archimedes' screw

(Encyclopedia)Archimedes' screw, a simple mechanical device believed to have been invented by Archimedes in the 3d cent. b.c. It consists of a cylinder inside of which a continuous screw, extending the length of th...

Hachinohe

(Encyclopedia)Hachinohe hächēˈnōhā [key], city, Aomori prefecture, N Honshu, Japan, on the Oirase River and ...

Chladni, Ernst Florens Friedrich

(Encyclopedia)Chladni, Ernst Florens Friedrich ĕrnst flōˈrĕns frēˈdrĭkh klädˈnē [key], 1756–1827, German physicist. An authority on acoustics, he made studies of the transmission of sound in various gas...

Pecos, city, United States

(Encyclopedia)Pecos pāˈkəs [key], city (1990 pop. 12,069), seat of Reeves co., W Tex., on the Pecos River; inc. 1903. It is a railroad and highway junction and the market for an extensive ranch and irrigated far...

Aves Island

(Encyclopedia)Aves Island äˈvĕs [key] or Bird Island, Span. Isla de Aves, small, low-lying sand and coral island, a dependency of Venezuela, in the E Caribbean Sea 380 mi (610 km) N of the Venezuelan mainland. V...

Vistula Lagoon

(Encyclopedia)Vistula Lagoon, Pol. Zalew Wiślany, shallow inlet of the Baltic Sea, 322 sq mi (834 sq km), c.60 mi (100 km) long and from 6 to 11 mi (9.7–18 km) wide, N Poland and W Russia, separated from the Gul...

Simpson Desert

(Encyclopedia)Simpson Desert, c.50,000 sq mi (130,000 sq km), barren region of central Australia, predominantly in the southeastern portion of the Northern Territory, extending S into Queensland and E into South Au...

whirlwind

(Encyclopedia)whirlwind, revolving mass of air resulting from local atmospheric instability, such as that caused by intense heating of the ground by the sun on a hot summer day. Examples of whirlwinds are waterspou...

Gobi

(Encyclopedia)Gobi gōˈbē [key], Mandarin Yintai shamo, great stony desert of N central Asia, c.500,000 sq mi (1,295,000 sq km), extending c.1,000 mi (1,610 km) from east to west across SE Mongolia and N China fr...