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Yorktown campaign

(Encyclopedia)Yorktown campaign, 1781, the closing military operations of the American Revolution. After his unsuccessful Carolina campaign General Cornwallis moved into Virginia to join British forces there. His l...

computer virus

(Encyclopedia)computer virus, rogue computer program, typically a short program designed to disperse copies of itself to other computers and disrupt those computers' normal operations. A computer virus usually atta...

Tuvalu

(Encyclopedia)Tuvalu to͞ovälˈo͞o [key], independent Commonwealth nation (2015 est. pop. 11,000), 10 sq mi (26 sq km), composed of nine low coral atolls, formerly known as the Ellice (or Lagoon) Islands, scatter...

Sherman, William Tecumseh

(Encyclopedia)Sherman, William Tecumseh, 1820–91, Union general in the American Civil War, b. Lancaster, Ohio. Sherman is said by many to be the greatest of the Civil War generals. Sherman was promoted to lie...

French Polynesia

(Encyclopedia)French Polynesia, officially Overseas Lands of French Polynesia, internally self-governing dependency (2015 est. pop. 278,000) of France, consisting of 118 islands in the South Pacific. The capital is...

Jay, John

(Encyclopedia)Jay, John, 1745–1829, American statesman, 1st chief justice of the United States, b. New York City, grad. King's College (now Columbia Univ.), 1764. He was admitted (1768) to the bar and for a time ...

bell, musical instrument

(Encyclopedia)CE5 Bell bell, in music, a percussion instrument consisting of a hollow metal vessel, often cup-shaped with an outward-flaring rim, damped at one end and set into vibration by a blow from a clappe...

sailing

(Encyclopedia)sailing, as a sport, the art of navigating a sailboat for recreational or competitive purposes. Although sailing as a means of transportation predates history, sport sailing—or yachting—seems to...

Marshall Islands

(Encyclopedia)Marshall Islands, officially Republic of the Marshall Islands, independent nation (2015 est. pop. 53,000), in the central Pacific. The Marshalls extend over a 700-mi (1,130-km) area and comprise two m...

oxygen

(Encyclopedia)oxygen, gaseous chemical element; symbol O; at. no. 8; interval in which at. wt. ranges 15.99903–15.99977; m.p. −218.4℃; b.p. −182.962℃; density 1.429 grams per liter at STP; valence −2. T...