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Talleyrand, Charles Maurice de

(Encyclopedia)Talleyrand or Talleyrand-Périgord, Charles Maurice de tălˈērăndˌ, Fr. shärl mōrēsˈ də tälāräNˈ-pārēgôrˈ [key], 1754–1838, French statesman and diplomat. Born into the high nobilit...

Dia Art Foundation

(Encyclopedia)Dia Art Foundation, American foundation that supports contemporary art and artists, est. 1974 by art dealer Heiner Friedrich and his wife, art patron Philippa de Menil. The foundation, which commissio...

etching

(Encyclopedia)etching, the art of engraving with acid on metal; also the print taken from the metal plate so engraved. In hard-ground etching the plate, usually of copper or zinc, is given a thin coating or ground ...

Tweed, William Marcy

(Encyclopedia)Tweed, William Marcy, 1823–78, American politician and Tammany leader, b. New York City. A bookkeeper, he became (1848) a volunteer fireman and as a result acquired influence in his ward. He was an ...

Balfour, Arthur James Balfour, 1st earl of

(Encyclopedia)Balfour, Arthur James Balfour, 1st earl of bălˈfo͝or [key], 1848–1930, British statesman; nephew of the 3d marquess of Salisbury. He entered parliament as a Conservative in 1874 and served as sec...

diseases of plants

(Encyclopedia)diseases of plants. Most plant diseases are caused by fungi, bacteria, and viruses. Although the term disease is usually used only for the destruction of live plants, the action of dry rot and the rot...

Borgia, Cesare

(Encyclopedia)Borgia, Cesare or Caesar bōrˈjä [key], 1476–1507, Italian soldier and politician, younger son of Pope Alexander VI and an outstanding figure of the Italian Renaissance. Throughout his pontificat...

Birmingham, city, England

(Encyclopedia)Birmingham bûrˈmĭngəm [key], city and metropolitan borough (2021 city pop. 2,606,374; met...

antiparticle

(Encyclopedia)antiparticle, elementary particle corresponding to an ordinary particle such as the proton, neutron, or electron, but having the opposite electrical charge and magnetic moment. Every elementary partic...

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