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Nashville

(Encyclopedia)Nashville, city (1990 pop. 487,969), state capital, coextensive with Davidson co., central Tenn., on the Cumberland River, in a fertile farm area; inc. as a city 1806, merged with Davidson co. 1963. I...

Mojave Desert

(Encyclopedia)Mojave or Mohave Desert, c.15,000 sq mi (38,850 sq km), region of low, barren mountains and flat valleys, 2,000 to 5,000 ft (610–1,524 m) high, S Calif.; part of the Great Basin of the United States...

Bristol, city, England

(Encyclopedia)Bristol, city and unitary authority (2021 est. pop. 694,000), SW England, at the confluence of the Avon and Frome rivers. Bristol, a leading internation...

torpedo , in naval warfare

(Encyclopedia)torpedo, in naval warfare, a self-propelled submarine projectile loaded with explosives, used for the destruction of enemy ships. Although there were attempts at subsurface warfare in the 16th and 17t...

Speyer

(Encyclopedia)Speyer shpīˈər [key], city (1994 pop. 49,310), Rhineland-Palatinate, SW Germany, on the Rhine River. The city, sometimes called Spires in English, is a river port and industrial center; manufacture...

siege

(Encyclopedia)siege, assault against a city or fortress with the purpose of capturing it. The history of siegecraft parallels the development of fortification and, later, artillery. In early times battering rams an...

compressor

(Encyclopedia)compressor, machine that decreases the volume of air or other gas by the application of pressure. Compressor types range from the simple hand pump and the piston-equipped compressor used to inflate ti...

amphibious warfare

(Encyclopedia)amphibious warfare ămfĭbˈēəs [key], employment of a combination of land and sea forces to take or defend a military objective. The general strategy is very ancient and was extensively employed by...

Lancaster, cities, United States

(Encyclopedia)Lancaster. 1 Uninc. city (1990 pop. 97,291), Los Angeles co., S Calif., in Antelope Valley and in the Mojave Desert; laid out 1894. It developed as a trade center for an irrigated farming area and has...

titanium

(Encyclopedia)titanium tītāˈnēəm, tĭ– [key] [from Titan], metallic chemical element; symbol Ti; at. no. 22; at. wt. 47.867; m.p. 1,675℃; b.p. 3,260℃; sp. gr. 4.54 at 20℃; valence +2, +3, or +4. Titani...