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acetylene

(Encyclopedia)acetylene ĕthˈīn [key], HC≡CH, a colorless gas. It melts at −80.8℃ and boils at −84.0℃. Offensive odors often noted in commercial acetylene are due to impurities. Acetylene forms explosiv...

Thieu, Nguyen Van

(Encyclopedia)Thieu, Nguyen Van nəwēˈĕn vän tēˈo͞o, tyo͞o [key], 1924–2001, president of the former Republic of South Vietnam (1967–75). After World War II, he joined the Viet Minh, but then left it to...

Walsh, Bill

(Encyclopedia)Walsh, Bill (William Ernest Walsh), 1931–2007, American football coach, b. Los Angeles. He played football at San Jose State Univ. (B.A. 1955, M.A. 1959) and went into coaching, becoming an assistan...

Swat

(Encyclopedia)Swat swät [key], district of the Malakand division, Khyber Pakhtunkhwa (formerly North-West Frontier Province), Pakistan. Saidu Sharif is the capital. The largely inaccessible region is reached by ai...

White Huns

(Encyclopedia)White Huns or Hephthalites hĕfˈthəlītsˌ [key], people of obscure origins, possibly of Tibetan or Turkish stock. They were called Ephthalites by the Greeks, and Hunas by the Indians. There is no d...

Karens

(Encyclopedia)Karens kərĕnzˈ [key], members of a Thai-Chinese cultural group, one of the most important minorities in Myanmar, living in the Kayah State, Kayin State, Tanintharyi, and the Ayeyarwady delta. They ...

cruise missile

(Encyclopedia)cruise missile, low-flying, continuously powered offensive missile designed to evade defense systems. A cruise missile typically uses an aircraft engine rather than a rocket engine to fly at subsonic ...

Lin Biao

(Encyclopedia)Lin Biao or Lin Piao both: lĭn byou [key], 1908–71, Chinese Communist general and political leader. Lin was trained at Whampoa Academy, and during the Northern Expedition he rose to company command...

Rommel, Erwin

(Encyclopedia)Rommel, Erwin ĕrˈvēn rômˈəl [key], 1891–1944, German field marshal. He entered the army in 1910 and rose slowly through the ranks. In 1939, Adolf Hitler made him a general. Rommel brilliantly ...

Pentagon Papers

(Encyclopedia)Pentagon Papers, government study of U.S. involvement in Southeast Asia. Commissioned by Secretary of Defense Robert S. McNamara in June, 1967, the 47-volume, top secret study covered the period from ...