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Beeson, Jack

(Encyclopedia)Beeson, Jack, 1921–2010, American composer, b. Muncie, Ind. Beeson studied at the Eastman School of Music and privately in New York with Béla Bartók. Teaching at Columbia from 1945, he was named M...

trichinosis

(Encyclopedia)trichinosis trĭkˌĭnīˈəsĭs [key], parasitic disease caused by the roundworm Trichinella spiralis. It follows the eating of raw or inadequately cooked meat, especially pork. The larvae are releas...

ultrasound

(Encyclopedia)ultrasound or sonography, in medicine, technique that uses sound waves to study and treat hard-to-reach body areas. In scanning with ultrasound, high-frequency sound waves are transmitted to the area ...

rib

(Encyclopedia)rib, one of the slender, elongated, curved bones that compose the chest cage in higher vertebrates. Ribs occur in pairs, and are found in most vertebrates; however, in some lower vertebrates, includin...

sleep apnea

(Encyclopedia)sleep apnea, episodes of interrupted breathing during sleep. Obstructive sleep apnea is a common disorder in which relaxation of muscles in the throat repeatedly close off the airway during sleep; the...

sympathomimetic drug

(Encyclopedia)sympathomimetic drug sĭmpăthˌōmĭmĕtˈĭk [key], any of a group of substances whose actions resemble the response of stimulated sympathetic nerves (see nervous system). These drugs include epinep...

Black, Sir James Whyte

(Encyclopedia)Black, Sir James Whyte, 1924–2010, Scottish pharmacologist, M.B., Ch.B. Univ. of St. Andrews, 1946. A drug researcher, he held a series of posts with universities and drug companies before serving a...

Mayne, Thom

(Encyclopedia)Mayne, Thom, 1944–, American architect, b. Waterbury, Conn., grad. Univ. of Southern California (B.A., 1968), Harvard (M.A., 1978). In 1972 Mayne cofounded the firm Morphosis in Santa Monica, Calif....

Musk, Elon

(Encyclopedia)Musk, Elon ēˈlŏn [key], 1971–, American business executive and entrepreneur, b. Pretoria...

hairdressing

(Encyclopedia)hairdressing, arranging of the hair for decorative, ceremonial, or symbolic reasons. Primitive men plastered their hair with clay and tied trophies and badges into it to represent their feats and qual...