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conjunctivitis

(Encyclopedia) conjunctivitisconjunctivitiskənjəngtəvīˈtəs [key], inflammation or infection of the mucosal membrane that covers the eyeball and lines the eyelid, usually acute, caused by a virus or,…

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…

anaphylaxis

(Encyclopedia) anaphylaxisanaphylaxisănˌəfəlăkˈsĭs [key], hypersensitive state that may develop after introduction of a foreign protein or other antigen into the body tissues. When an anaphylactic…

Becker, Carl Lotus

(Encyclopedia) Becker, Carl Lotus, 1873–1945, American historian, b. Blackhawk co., Iowa. He taught history at Dartmouth College (1901–2), at the Univ. of Kansas (1902–16), and at Cornell (1917–41).…

Warham, William

(Encyclopedia) Warham, WilliamWarham, Williamwôrˈəm [key], 1450?–1532, English churchman, archbishop of Canterbury. He studied at Oxford and became widely known in England for his legal ability, went…

stratification

(Encyclopedia) stratification (Lat.,=made in layers), layered structure formed by the deposition of sedimentary rocks. Changes between strata are interpreted as the result of fluctuations in the…

sweepstakes

(Encyclopedia) sweepstakes, contest or race, usually a horse race, on which a lottery is run. Prizes are awarded to the holders of winning tickets. In the case of a horse race, the draw is made from…

Wouk, Herman

(Encyclopedia) Wouk, HermanWouk, Hermanwōk [key], 1915–2019, American writer, b. New York City. In The Caine Mutiny (1951; Pulitzer Prize), he made the protagonist-antagonist Captain Queeg a popular…

centering

(Encyclopedia) centering, the framework of wood or of wood and steel built to support a masonry arch or vault during its construction. The centering itself must be rigidly supported, either by posts…

Neptune, in astronomy

(Encyclopedia) Neptune, in astronomy, 8th planet from the sun at a mean distance of about 2.8 billion mi (4.5 billion km) with an orbit lying between those of Uranus and the dwarf planet Pluto; its…