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Snodgrass, W. D.

(Encyclopedia)Snodgrass, W. D. (William DeWitt Snodgrass), 1926–2009, American poet and translator, b. Wilkinsburg, Pa., grad. Univ. of Iowa, 1959. He is particularly known for his debut book, Heart's Needle (195...

polyphony

(Encyclopedia)polyphony pəlĭfˈənē [key], music whose texture is formed by the interweaving of several melodic lines. The lines are independent but sound together harmonically. Contrasting terms are homophony, ...

pitot static system

(Encyclopedia)pitot static system pētōˈ [key], device for measuring the rate at which a fluid flows. Among the principal applications of the device are an airspeed indicator for aircraft and a distance and speed...

Newhouse, Samuel Irving

(Encyclopedia)Newhouse, Samuel Irving, 1895–1979, American newspaper and magazine publisher, b. New York City as Solomon Neuhaus, known generally as Sam. From 1922 to the 1970s, his Advance Publications acquired ...

tinnitus

(Encyclopedia)tinnitus, the hearing of sounds in the absence of any external sound, also known as ringing in the ears. The sounds may be perceived as hissing, whistling, buzzing, swooshing, roaring, or clicking in ...

theremin

(Encyclopedia)theremin thĕrˈəmən [key], one of the earliest electronic musical instruments, invented (1920) in the Soviet Union and named for its creator, Leon Theremin. A forerunner of the synthesizer, it cons...

Boyle, Robert

(Encyclopedia)Boyle, Robert, 1627–91, Anglo-Irish physicist and chemist. The seventh son of the 1st earl of Cork, he was educated at Eton and on the Continent and conducted most of his researches at his own labor...

Bibliothèque nationale

(Encyclopedia)Bibliothèque nationale bēblēōtĕkˈ näsyônälˈ [key], national library of France, in Paris, a government archive, and one of the foremost libraries of the world. It originated with the collecti...

Columbia, river, Canada and the United States

(Encyclopedia)Columbia, river, c.1,210 mi (1,950 km) long, rising in Columbia Lake, SE British Columbia, Canada. It flows first NW in the Rocky Mt. Trench, then hooks sharply about the Selkirk Mts. to flow S throug...

Leacock, Richard

(Encyclopedia)Leacock, Richard, 1921–2011, Anglo-American filmmaker, b. London. A key figure in the development of cinéma vérité, he also helped create the camera and sound equipment that made the style possib...