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Pretorius, Martinus Wessel

(Encyclopedia)Pretorius, Martinus Wessel prātôrˈēəs [key], 1818?–1901, Boer (Afrikaner) statesman; son of Andries Pretorius. In 1857 he was elected the first president of the South African Republic (the Tra...

Sargent, Thomas John

(Encyclopedia)Sargent, Thomas John, 1943–, American economist, b. Pasadena, Calif., Ph.D. Harvard (1968). He has been on the faculty at the Univ. of Pennsylvania (1970–71), Univ. of Minnesota (1971–87), Univ....

Carlstadt

(Encyclopedia)Carlstadt, Karlstadt käˈrôlōshtätˌ [key], c.1480–1541, German Protestant reformer, whose original name was Andreas Rudolph Bodenstein. As early as 1516, Carlstadt presented theses denying fre...

reserpine

(Encyclopedia)reserpine rĕsûrˈpēn [key], alkaloid isolated from the root of the snakeroot plant (Rauwolfia serpentina), a small evergreen climbing shrub of the dogbane family native to the Indian subcontinent. ...

Poynings, Sir Edward

(Encyclopedia)Poynings, Sir Edward, 1459–1521, English statesman. After taking part in an insurrection (1483) against Richard III, he fled to the Continent, where he joined the followers of Henry Tudor, earl of R...

God

(Encyclopedia)God, divinity of the three great monotheistic religions, Judaism, Christianity, and Islam, as well as many other world religions. See also religion and articles on individual religions. There are se...

cortisone

(Encyclopedia)cortisone kôrˈtĭsōnˌ [key], steroid hormone whose main physiological effect is on carbohydrate metabolism. It is synthesized from cholesterol in the outer layer, or cortex, of the adrenal gland u...

growth hormone

(Encyclopedia)growth hormone or somatotropin sōmătˌətrōˈpən [key], glycoprotein hormone released by the anterior pituitary gland that is necessary for normal skeletal growth in humans (see protein). Evidence...

Cronin, James Watson

(Encyclopedia)Cronin, James Watson, 1931–2016, American nuclear physicist, b. Chicago, Ph.D. Univ. of Chicago, 1955. Cronin and co-researcher Val Logsdon Fitch were awarded the 1980 Nobel Prize in Physics for a 1...

chloramphenicol

(Encyclopedia)chloramphenicol klōrˌămfĕnˈəkŏlˌ [key], antibiotic effective against a wide range of gram-negative and gram-positive bacteria (see Gram's stain). It was originally isolated from a species of S...