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Inner Mongolian Autonomous Region

(Encyclopedia)Inner Mongolian Autonomous Region, Mandarin Nei Monggol zizhiqu, autonomous region, c.455,000 sq mi (1,178,755 sq km), NE China. It is bounded on the no...

Strategic Defense Initiative

(Encyclopedia)Strategic Defense Initiative (SDI), former U.S. government program responsible for research and development of a space-based system to defend the nation from attack by strategic ballistic missiles (se...

Lubin, David

(Encyclopedia)Lubin, David lo͞oˈbĭn [key], 1849–1919, American agriculturist, b. Poland. After prospering as a merchant in California, he devoted himself to helping farmers with their problems. Through his eff...

Iturbi, José

(Encyclopedia)Iturbi, José hōsāˈ ēto͞orˈbē [key], 1895–1980, Spanish-American pianist, b. Valencia, Spain. Iturbi studied at the Valencia and Paris conservatories on scholarship. His worldwide concert tou...

Grosvenor, Gilbert Hovey

(Encyclopedia)Grosvenor, Gilbert Hovey hŭvˈē grōvˈnər [key], 1875–1966, American editor, b. Constantinople, Turkey. As director (1903–1919) and later as president (1920–54) of the National Geographic So...

Wirral

(Encyclopedia)Wirral, metropolitan borough (1991 est. pop. 322,100), NW England, on the peninsula between the Mersey and Dee estuaries, in the Greater Manchester metropolitan area. Sometimes referred to as “the d...

Four-H

(Encyclopedia)Four-H or 4-H, organization for boys and girls, generally from 8 to 18 years of age; some states offer programs for younger children, and there are also collegiate programs. 4-H teaches young people l...

ice skating

(Encyclopedia)ice skating, gliding along an ice surface on keellike runners known as ice skates. The earliest skates (c.9th cent.), made of bone, were found in Sweden. Wooden skates with iron facings appeared in ...

chlorate

(Encyclopedia)chlorate pərklōrˈāt, –klôrˈ– [key], salts of chloric acid, HClO3, and perchloric acid, HClO4, respectively. Perchlorates are safer to handle than chlorates; they are more stable when expos...

Poussin, Nicolas

(Encyclopedia)Poussin, Nicolas nēkôläˈ [key], 1594–1665, French painter, b. Les Andelys. Poussin was considered the greatest of living painters by his contemporaries. Although he spent most of his life in Ita...