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La Salle, Robert Cavelier, sieur de

(Encyclopedia)La Salle, Robert Cavelier, sieur de rōbĕrˈ kävəlyāˈ syör də lä sälˈ [key], 1643–87, French explorer in North America, one of the most celebrated explorers and builders of New France. He ...

democracy

(Encyclopedia)democracy [Gr.,=rule of the people], term originating in ancient Greece to designate a government where the people share in directing the activities of the state, as distinct from governments controll...

sociology

(Encyclopedia)sociology, scientific study of human social behavior. As the study of humans in their collective aspect, sociology is concerned with all group activities—economic, social, political, and religious. ...

progressive education

(Encyclopedia)progressive education, movement in American education. Confined to a period between the late 19th and mid-20th cent., the term “progressive education” is generally used to refer only to those educ...

fluorine

(Encyclopedia)fluorine flo͞oˈərēn, –rĭn [key], gaseous chemical element; symbol F; at. no. 9; at. wt. 18.9984; m.p. −219.6℃; b.p. −188.14℃; density 1.696 grams per liter at STP; valence −1. Fluorin...

Bolívar, Simón

(Encyclopedia)Bolívar, Simón sēmōnˈ bōlēˈvär [key], 1783–1830, South American revolutionary who led independence wars in the present nations of Venezuela, Colombia, Panama, Ecuador, Peru, and Bolivia. ...

Wordsworth, William

(Encyclopedia)Wordsworth, William, 1770–1850, English poet, b. Cockermouth, Cumberland. One of the great English poets, he was a leader of the romantic movement in England. Wordsworth's personality and poetry ...

Louvre

(Encyclopedia)Louvre lo͞oˈvrə [key], foremost French museum of art, located in Paris. The building was a royal fortress and palace built by Philip II in the late 12th cent. In 1546 Pierre Lescot was commissioned...

Eakins, Thomas

(Encyclopedia)Eakins, Thomas āˈkĭnz [key], 1844–1916, American painter, photographer, and sculptor, b. Philadelphia, where he worked most of his life. Eakins is considered the foremost American portrait painte...

de Gaulle, Charles

(Encyclopedia)de Gaulle, Charles shärl də gōl [key], 1890–1970, French general and statesman, first president (1959–69) of the Fifth Republic. De Gaulle was reelected to a second seven-year term in 1965. A...