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rainmaking

(Encyclopedia)rainmaking, production of rain by artificial means now generally disregarded, though it is probable that rainmaking hastens or increases rainfall from clouds suitable for natural rainfall. Interest in...

living will

(Encyclopedia)living will or advance health care directive, legal document in which a person expresses in advance his or her wishes concerning the use of artificial life support and other medical treatment should t...

imagists

(Encyclopedia)imagists, group of English and American poets writing from 1909 to about 1917, who were united by their revolt against the exuberant imagery and diffuse sentimentality of 19th-century poetry. Influenc...

infant respiratory distress syndrome

(Encyclopedia)infant respiratory distress syndrome (IRDS) or hyaline membrane disease hīˈəlĭn, –līnˌ [key], respiratory distress syndrome of newborns, most common in infants born prematurely or by cesarean ...

Jones, Bill T.

(Encyclopedia)Jones, Bill T. (William Tass Jones), 1952–, American dancer and choreographer, b. Bunnell, Fla. A gay African American who has experienced dual prejudices, he has often brilliantly transformed his a...

embalming

(Encyclopedia)embalming ĕmbäˈmĭng, ĭm– [key], practice of preserving the body after death by artificial means. The custom was prevalent among many ancient peoples and still survives in many cultures. It was ...

Turing, Alan Mathison

(Encyclopedia)Turing, Alan Mathison, 1912–54, British mathematician and computer theorist. While studying at Cambridge he began work in predicate logic that led to a proof (1937) that some mathematical problems a...

wig

(Encyclopedia)wig, arrangement of artificial or human hair worn to conceal baldness, as a disguise, or as part of a costume, either theatrical, ceremonial, or fashionable. In ancient Egypt the wig was worn to prote...

Jupiter, in astronomy

(Encyclopedia)Jupiter jo͞oˈpətər [key], in astronomy, 5th planet from the sun and largest planet of the solar system. Astronomers have discovered 79 satellites orbiting Jupiter, but five of those, small sate...

dentistry

(Encyclopedia)dentistry, treatment and care of the teeth and associated oral structures. Dentistry is mainly concerned with tooth decay, disease of the supporting structures, such as the gums, and faulty positionin...