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sonata

(Encyclopedia)sonata sənäˈtə [key], in music, type of instrumental composition that arose in Italy in the 17th cent. At first the term merely distinguished an instrumental piece from a piece with voice, which w...

uniformitarianism

(Encyclopedia)uniformitarianism, in geology, doctrine holding that changes in the earth's surface that occurred in past geologic time are referable to the same causes as changes now being produced upon the earth's ...

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...

deconstruction

(Encyclopedia)deconstruction, in linguistics, philosophy, and literary theory, the exposure and undermining of the metaphysical assumptions involved in systematic attempts to ground knowledge, especially in academi...

matrix mechanics

(Encyclopedia)matrix mechanics: see quantum theory. ...

prime number

(Encyclopedia)prime number: see number theory. ...

quantum mechanics

(Encyclopedia)quantum mechanics: see quantum theory. ...

wave mechanics

(Encyclopedia)wave mechanics: see quantum theory. ...

Metchnikoff, Élie

(Encyclopedia)Metchnikoff, Élie ālēˈ mĕchˈnĭkôf [key], 1845–1916, Russian biologist. He studied in Russia and Germany, lectured at the Univ. of Odessa, and, after working with Pasteur in Paris, became (19...

teleology

(Encyclopedia)teleology tĕlˌēŏlˈəjē, tēˌlē– [key], in philosophy, term applied to any system attempting to explain a series of events in terms of ends, goals, or purposes. It is opposed to mechanism, th...