Columbia Encyclopedia

Search results

485 results found

Rajk, Laszlo

(Encyclopedia)Rajk, Laszlo läsˈlō roik [key], 1909–49, Hungarian Communist leader. After fighting in the Spanish civil war of 1936–39 he was interned (1939) in a French camp for Spanish Loyalists. Rajk retur...

Somerville

(Encyclopedia)Somerville. 1 City (1990 pop. 76,210), Middlesex co., E Mass., a residential and industrial suburb of Boston, on the Mystic River; settled 1630, set off from Charlestown 1842, inc. as a city 1871. The...

l-dopa

(Encyclopedia)l-dopa ĕl-dōˈpə [key], drug used to alleviate some of the symptoms of Parkinson's disease, particularly trembling, rigidity, and slow movements; the drug is also called levodopa. Parkinson's disea...

antidiuretic hormone

(Encyclopedia)antidiuretic hormone ănˌtēdīyo͞orĕtˈĭk [key], polypeptide hormone secreted by the posterior pituitary gland. Its principal action is to regulate the amount of water excreted by the kidneys. An...

aldosterone

(Encyclopedia)aldosterone ălˌdōstĭrōnˈ [key], steroid secreted by the cortex of the adrenal gland. It is the most potent hormone regulating the body's electrolyte balance. Aldosterone acts directly on the kid...

curare

(Encyclopedia)curare kyo͝orärˈē [key], any of a variety of substances originally used as arrow poisons by Native South Americans in hunting and in warfare. The main active substance of curare, tubocurarine, is ...

Cyrankiewicz, Józef

(Encyclopedia)Cyrankiewicz, Józef yo͞oˈzĕf tsĭränkyāˈvĭch [key], 1911–89, Polish political leader. Active in the Polish resistance after the German invasion in 1939, he was arrested in 1941 and spent the...

Guantánamo

(Encyclopedia)Guantánamo gwäntäˈnämō [key], city (1994 est. pop. 200,000), capital of Guantánamo prov., SE Cuba, on the Guaso River. It is the processing center for a rich sugar- and coffee-producing region ...

Laurens, John

(Encyclopedia)Laurens, John, 1754–82, American Revolutionary soldier, b. Charleston, S.C.; son of Henry Laurens. In 1777 he joined George Washington's staff as a volunteer aide-de-camp, fought at Brandywine and i...

McPherson, James Birdseye

(Encyclopedia)McPherson, James Birdseye, 1828–64, Union general in the American Civil War, b. Sandusky co., Ohio. After teaching (1853–54) at West Point, he worked on various engineering projects. In the Civil ...