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goldenrod

(Encyclopedia)goldenrod, any species of the large genus Solidago of the family Asteraceae (aster family), chiefly North American weedy herbs. They have small yellow flowers clustered, often in panicles, along a wan...

Gresham, Sir Thomas

(Encyclopedia)Gresham, Sir Thomas grĕshˈəm [key], 1519?–1579, English merchant and financier. As the royal financial agent in Antwerp after 1551 he proved himself very able, though his methods were frequently ...

Lodge, David

(Encyclopedia)Lodge, David (David John Lodge), 1935–, English novelist and critic, b. London, grad. University College, London (B.A. 1955, M.A. 1959) and the Univ. of Birmingham (Ph.D., 1967). Lodge taught at the...

electronegativity

(Encyclopedia)electronegativity ĭlĕkˌtrōnĕgətĭvˈətē [key], in chemistry, tendency for an atom to attract a pair of electrons that it shares with another atom (see chemical bond). For example, the molecule...

Dugdale, Richard Louis

(Encyclopedia)Dugdale, Richard Louis dŭgˈdāl [key], 1841–83, American social investigator, b. Paris. While inspecting (1874) county jails for the New York Prison Association, he developed data for his famous s...

Gibson, John, American frontiersman

(Encyclopedia)Gibson, John, 1740–1822, American frontiersman, b. Lancaster, Pa. After taking part in the capture (1758) of Fort Duquesne (renamed Fort Pitt) in the French and Indian War, he became a trader with t...

Bond, Julian

(Encyclopedia)Bond, Julian (Horace Julian Bond), 1940–2015, U.S. civil-rights leader, b. Nashville, Tenn. As a student at Morehouse College, he participated in sit-ins at segregated Atlanta restaurants. He was a ...

Boucher, François

(Encyclopedia)Boucher, François fräNswäˈ bo͞oshāˈ [key], 1703–70, French painter. Boucher's art embodied the spirit of his time; it was elegant, frivolous, and artificial. He studied briefly with François...

Steichen, Edward

(Encyclopedia)Steichen, Edward stīˈkən [key], 1879–1973, American photographer, b. Luxembourg, reared in Hancock, Mich. Steichen is credited with the transformation of photography into an art form. At 16, whil...

acceleration

(Encyclopedia)acceleration, change in the velocity of a body with respect to time. Since velocity is a vector quantity, involving both magnitude and direction, acceleration is also a vector. In order to produce an ...
 

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