Columbia Encyclopedia

Search results

500 results found

governor, device

(Encyclopedia)governor, automatic device used to regulate and control such variables as speed or pressure in the functioning of an engine or other machine. A governor may be an electric, hydraulic, or mechanical de...

Feodosiya

(Encyclopedia)Feodosiya fāˌədôˈsēə [key], city, E Crimea. From 1954 part of Ukraine (then the Ukrainian SSR), ...

Hay-Herrán Treaty

(Encyclopedia)Hay-Herrán Treaty hā-ĕränˈ [key], 1903, aborted agreement between the United States and Colombia providing for U.S. control of the prospective Panama Canal and for U.S. acquisition of a canal zon...

Johnston Atoll

(Encyclopedia)Johnston Atoll, atoll, 2.8 sq mi (7.25 sq km), central Pacific, c.700 nautical mi (1,300 km) SW of Honolulu, central Pacific, an uninc. territory of the United States. It consists of four islands and ...

Kelly, John

(Encyclopedia)Kelly, John, 1822–86, American politician, boss of Tammany Hall, b. New York City. He entered politics at an early age. At first he opposed Tammany Hall, but later (1853) joined the organization and...

Tangier, city, Morocco

(Encyclopedia)Tangier tănjērˈ [key], ancient Tingis, city (1994 pop. 497,147), N Morocco, on the Strait of Gibraltar. The city has a busy port and building, fishing, and textiles industries. Tourism is also impo...

Broderick, David Colbreth

(Encyclopedia)Broderick, David Colbreth brōˈdərĭk [key], 1820–59, American politician, b. Washington, D.C. Brought up in New York City, he was active in Tammany Hall before moving to California in 1849. He be...

cankerworm

(Encyclopedia)cankerworm, name for two destructive inchworms, or larvae of geometrid moths. The spring cankerworm (Paleacrita vernata) and the fall cankerworm (Alsophila pometaria) are named for the seasons at whic...

William III, king of England, Scotland, and Ireland

(Encyclopedia)William III, 1650–1702, king of England, Scotland, and Ireland (1689–1702); son of William II, prince of Orange, stadtholder of the United Provinces of the Netherlands, and of Mary, oldest daughte...

Mace, chemical spray

(Encyclopedia)Mace, chemical spray device used by police in riot control. Mace is ordinary tear gas (chloroacetophenone, or CN) in a volatile solvent contained in a spray can. It causes severe lacrimation and tempo...