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Strayhorn, Billy
(Encyclopedia) Strayhorn, Billy (William Thomas Strayhorn), 1915–67, African-American jazz composer, arranger, lyricist, and pianist, b. Dayton, Ohio. Classically trained, he was drawn to jazz, and…Trujillo Molina, Rafael Leonidas
(Encyclopedia) Trujillo Molina, Rafael LeonidasTrujillo Molina, Rafael Leonidasräfäĕlˈ lāōnēˈᵺäs tr&oomacr;hēˈyō mōlēˈnä [key], 1891–1961, president of the Dominican Republic (1930–38, 1942–52).…thermionic emission
(Encyclopedia) thermionic emissionthermionic emissionthûrmˌīŏnˈĭk [key], emission of electrons or ions by substances that are highly heated, the charged particles being called thermions. The number…air lock
(Encyclopedia) air lock, compartment connecting two different environments, usually at different pressures, that enables personnel to transfer from one environment to the other. Space capsules have…Pollock, Sir Frederick
(Encyclopedia) Pollock, Sir FrederickPollock, Sir Frederickpŏlˈək [key], 1845–1937, English jurist, b. London. He was educated at Eton and Cambridge and was admitted to the bar in 1871. He succeeded…barley
(Encyclopedia) barley, annual cereal plant (Hordeum vulgare and sometimes other species) of the family Poaceae (grass family), cultivated by humans probably as early as any cereal. It was known to…prospecting
(Encyclopedia) prospecting, search for mineral deposits suitable for mining. Modern prospecting has replaced earlier methods based on chance or superstition (e.g., use of the divining rod) with…Stefansson, Vilhjalmur
(Encyclopedia) Stefansson, VilhjalmurStefansson, Vilhjalmurvĭlˈhyoulmər stĕfˈənsən [key], 1879–1962, Arctic explorer, b. Canada, of Icelandic parents, educated at the Univ. of North Dakota, the State…batholith
(Encyclopedia) batholith, enormous mass of intrusive igneous rock, that is, rock made of once-molten material that has solidified below the earth's surface (see rock). Batholiths usually are granitic…Aulard, Alphonse
(Encyclopedia) Aulard, AlphonseAulard, AlphonseälfôNsˈ ōlärˈ [key], 1849–1928, French historian. He was the first professional historian of the French Revolution, and he devoted his life to this…Trending
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