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Hicks, Edward

(Encyclopedia)Hicks, Edward, 1780–1849, American painter and preacher, b. Bucks co., Pa. A member of the Society of Friends, he became a noted back-country preacher in the conservative group of Quakers associated...

Ogilvy, David Mackenzie

(Encyclopedia)Ogilvy, David Mackenzie, 1911–99, British-American advertising executive. He was a chef in Paris and a door-to-door salesman before entering advertising, becoming an account executive in Britain and...

Poole, William Frederick

(Encyclopedia)Poole, William Frederick, 1821–94, American librarian, bibliographer, and historian, b. Essex co., Mass. Poole was librarian of the Boston Athenæum (1856–69), of the public libraries of Cincinnat...

Smoot, George Fitzgerald, 3d

(Encyclopedia)Smoot, George Fitzgerald, 3d smo͞ot [key], 1945–, American astrophysicist, b. Jacksonville, Fl., Ph.D. Massachusetts Institute of Technology 1970. Smoot has been a professor at the Univ. of Califor...

Dudley, Joseph

(Encyclopedia)Dudley, Joseph, 1647–1720, colonial governor of Massachusetts, b. Roxbury, Mass.; son of Thomas Dudley. In 1682 he was one of the agents sent to England to protest against the threatened loss of the...

rotation of crops

(Encyclopedia)rotation of crops, agricultural practice of varying the crops on a piece of land in a planned series, to save or increase the mineral or organic content of the soil, to increase crop yields, and to er...

hypertrophy

(Encyclopedia)hypertrophy hīpûrˈtrəfē [key], enlargement of a tissue or organ of the body resulting from an increase in the size of its cells. Such growth accompanies an increase in the functioning of the tiss...

expansion

(Encyclopedia)expansion, in physics, increase in volume resulting from an increase in temperature. Contraction is the reverse process. When heat is applied to a body, the rate of vibration and the distances between...

Greene and Greene

(Encyclopedia)Greene and Greene, architectural firm working in the American arts and crafts style, formed by the brothers Charles Sumner Greene, 1868–1957, and Henry Mather Greene, 1870–1954, both b. Brighton (...

Compton effect

(Encyclopedia)Compton effect [for A. H. Compton], increase in the wavelengths of X rays and gamma rays when they collide with and are scattered from loosely bound electrons in matter. This effect provides strong ve...