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Joseph, Father

(Encyclopedia)Joseph, Father (François Leclerc du Tremblay), 1577–1638, French Capuchin monk, a confidant and agent of Cardinal Richelieu, generally known as the Éminence Grise [gray eminence]. Combining the el...

micrometer

(Encyclopedia)micrometer mīkrŏmˈətər, mīˈkrōmēˌtər [key]. 1 Instrument used for measuring extremely small distances. Typical examples are devices used in astronomical telescopes to measure the apparent d...

New Harmony

(Encyclopedia)New Harmony, town (1990 pop. 846), Posey co., SW Ind., on the Wabash River; founded 1814 by the Harmony Society under George Rapp. In 1825 the Harmonists sold their holdings to Robert Owen and moved t...

Avogadro, Amedeo, conte di Quaregna

(Encyclopedia)Avogadro, Amedeo, conte di Quaregna ämādāˈō kônˈtā dē kwärāˈnyä ävōgäˈdrō [key], 1776–1856, Italian physicist, b. Turin. He became professor of physics at the Univ. of Turin in 182...

Ohm's law

(Encyclopedia)Ohm's law ōm [key] [for G. S. Ohm], law stating that the electric current i flowing through a given resistance r is equal to the applied voltage v divided by the resistance, or i=v/r. For general app...

Mieris

(Encyclopedia)Mieris mēˈrĭs [key], family of Dutch genre and portrait painters of Leiden. Frans van Mieris, 1635–81, the most important, was the son of a goldsmith and pupil of Gerard Dou. His tiny, meticulous...

weather vane

(Encyclopedia)weather vane or wind vane, instrument used to indicate wind direction. It consists of an asymmetrically shaped object, e.g., an arrow or a rooster, mounted at its center of gravity so it can move free...

Yang, Chen-ning

(Encyclopedia)Yang, Chen-ning chĕn-nĭng yäng [key], 1922–, American physicist, b. China, Ph.D. Univ. of Chicago, 1948. Yang was a member of the Institute for Advanced Study at Princeton, N.J. from 1949 to 1955...

Wright, Frances

(Encyclopedia)Wright, Frances (Fanny Wright), 1795–1852, Scottish-American reformer, later known as Mme Darusmont, b. Dundee, Scotland. After her first tour (1818–20) of the United States she wrote an enthusias...

Westminster, Statute of

(Encyclopedia)Westminster, Statute of, 1931, in British imperial history, an act of the British Parliament that gave formal recognition to the autonomy of the dominions of the British Empire and was in effect the f...