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epiphyte

(Encyclopedia)epiphyte ĕpˈəfītˌ [key] or air plant, any plant that does not normally root in the soil but grows upon another living plant while remaining independent of it except for support (thus differing fr...

Ky, Nguyen Cao

(Encyclopedia)Ky, Nguyen Cao nəwēˈĕn kou kē [key], 1930–2011, premier (1965–67) and vice president (1967–71) of the former Republic of South Vietnam. Flight trained by the French, he returned to Vietnam ...

Whitehead, Gustave Albin

(Encyclopedia)Whitehead, Gustave Albin, 1874–1927, German inventor and airplane pioneer, b. Gustav Albin Weisskopf. He immigrated to the United States in 1893 and later Americanized his name, but never became a c...

Boeing, William Edward

(Encyclopedia)Boeing, William Edward, 1881–1956, American aviation pioneer and executive, b. Detroit. After attending Yale's Sheffield Scientific School (1899–1902), he moved (1903) to Gray's Harbor, Wash., whe...

pumice

(Encyclopedia)pumice pŭmˈĭs [key], volcanic glass formed by the solidification of lava that is permeated with gas bubbles. Usually found at the surface of a lava flow, it is colorless or light gray and has the g...

Smith, Dean Edwards

(Encyclopedia)Smith, Dean Edwards, 1931–2015, American college basketball coach, b. Emporia, Kans. After playing basketball at the Univ. of Kansas (grad. 1953), Smith joined (1954) the Air Force and became an ass...

cerium

(Encyclopedia)cerium sērˈēəm [key] [from the asteroid Ceres], metallic chemical element; symbol Ce; at. no. 58; at. wt. 140.116; m.p. 799℃; b.p. 3,426℃; sp. gr. 6.77 at 25℃; valence +3 or +4. Cerium is a ...

wind chill

(Encyclopedia)wind chill, the cooling effect of wind and temperature combined, expressed in terms of the effect produced by a lower, windless temperature, also called wind chill factor, wind chill temperature, wind...

Herndon

(Encyclopedia)Herndon, town (2020 pop. 24,655), Fairfax co., N Va., inc. 1874, rechartered 1938. A suburb of Washington, D.C., Herndon has a mix of light and high-tec...

bone black

(Encyclopedia)bone black, solid black material, largely carbon, produced by heating animal bones to high temperatures in the absence of air so as to drive off volatile substances. Finely divided bone black is usefu...