Columbia Encyclopedia

Search results

430 results found

Pétain, Henri Philippe

(Encyclopedia)Pétain, Henri Philippe äNrēˈ fēlēpˈ pātăNˈ [key], 1856–1951, French army officer, head of state of the Vichy government (see under Vichy). In World War I he halted the Germans at Verdun (1...

psychology

(Encyclopedia)psychology, science or study of the thought processes and behavior of humans and other animals in their interaction with the environment. Psychologists study processes of sense perception, thinking, l...

woodcut and wood engraving

(Encyclopedia)woodcut and wood engraving, prints made from designs cut in relief on wood, in contrast to copper or steel engraving and etching (which are intaglio). The term woodcutting is loosely included within t...

Irving, Washington

(Encyclopedia)Irving, Washington, 1783–1859, American author and diplomat, b. New York City. Irving was one of the first Americans to be recognized abroad as a man of letters, and he was a literary idol at home. ...

Jacobins

(Encyclopedia)Jacobins jăkˈəbĭnz [key], political club of the French Revolution. Formed in 1789 by the Breton deputies to the States-General, it was reconstituted as the Society of Friends of the Constitution a...

Joan of Arc

(Encyclopedia)Joan of Arc, Fr. Jeanne D'Arc (zhän därk), 1412?–31, French saint and national heroine, called the Maid of Orléans; daughter of a farmer of Domrémy on the border of Champagne and Lorraine. In...

Metz

(Encyclopedia)Metz Eng. and Ger. mĕts, Fr. mĕs [key], city (2010 est. pop. 127,000), capital of Moselle dept., NE France, on the Moselle River. It is a cultural, commercial, and transportation center of Lorraine,...

radium

(Encyclopedia)radium rāˈdēəm [key] [Lat. radius=ray], radioactive metallic chemical element; symbol Ra; at. no. 88; mass number of most stable isotope 226; m.p. 700℃; b.p. 1,140℃; sp. gr. about 6.0; valence...

physiocrats

(Encyclopedia)physiocrats fĭzˈēəkrătsˌ [key], school of French thinkers in the 18th cent. who evolved the first complete system of economics. They were also referred to simply as “the economists” or “th...

dentistry

(Encyclopedia)dentistry, treatment and care of the teeth and associated oral structures. Dentistry is mainly concerned with tooth decay, disease of the supporting structures, such as the gums, and faulty positionin...