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Montagu, Lady Mary Wortley

(Encyclopedia)Montagu, Lady Mary Wortley, 1689–1762, English author, noted primarily for her highly descriptive letters. She was the daughter of the first duke of Kingston. In 1712 she married Edward Wortley Mont...

Heller, Joseph

(Encyclopedia)Heller, Joseph, 1923–99, American writer, b. Brooklyn, N.Y. Heller is best known for his first novel, Catch-22 (1961). Set in World War II, it is a darkly humorous commentary on the illogic of war a...

Crabbe, George

(Encyclopedia)Crabbe, George, 1754–1832, English poet, b. Aldeburgh, Suffolk. After practicing medicine for a short time, he went to London in 1780, hoping to earn money by his writing. He was befriended by Edmun...

socialist realism

(Encyclopedia)socialist realism, Soviet artistic and literary doctrine. The role of literature and art in Soviet society was redefined in 1932 when the newly created Union of Soviet Writers proclaimed socialist rea...

Van Allsburg, Chris

(Encyclopedia)Van Allsburg, Chris, 1949–, American writer and illustrator of children's books, b. East Grand Rapids, Mich., B.F.A. Univ. of Michigan, 1972, M.F.A. Rhode Island School of Design, 1975. Originally a...

ball-and-socket joint

(Encyclopedia)ball-and-socket joint, in engineering, mechanical connection used between parts that must be allowed some relative angular motion in nearly all directions. As the name implies, the joint consists esse...

Wallace, Lew

(Encyclopedia)Wallace, Lew (Lewis Wallace), 1827–1905, American novelist and diplomat, b. Brookville, Ind. He served in both the Mexican and Civil wars. After returning to his law practice in Indiana, he became g...

Maxwell, James Clerk

(Encyclopedia)Maxwell, James Clerk klärk [key], 1831–79, great Scottish physicist. After a brilliant career at Edinburgh and Cambridge, where he won early recognition with mathematical papers, he was a professor...

quantum electrodynamics

(Encyclopedia)quantum electrodynamics (QED), quantum field theory that describes the properties of electromagnetic radiation and its interaction with electrically charged matter in the framework of quantum theory. ...

energy

(Encyclopedia)CE5 Relations between potential energy (PE) and kinetic energy (KE) for a swinging pendulum energy, in physics, the ability or capacity to do work or to produce change. Forms of energy include hea...