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Common Cause
(Encyclopedia)Common Cause, U.S. organization that seeks a “reordering of national priorities and revitalization of the public process to make our political and governmental institutions more responsive to the ne...Empedocles
(Encyclopedia)Empedocles ĕmpĕdˈəklēz [key], c.495–c.435 b.c., Greek philosopher, b. Acragas (present Agrigento), Sicily. Leader of the democratic faction in his native city, he was offered the crown, which h...humus
(Encyclopedia)humus hyo͞oˈməs [key], organic matter that has decayed to a relatively stable, amorphous state. It is an important biological constituent of fertile soil. Humus is formed by the decomposing action ...injection
(Encyclopedia)injection, introduction of a fluid into the body, usually by means of a needle and syringe. The material injected may be a test substance (as in determining allergic sensitivity or immunity to a disea...antidiuretic hormone
(Encyclopedia)antidiuretic hormone ănˌtēdīyo͞orĕtˈĭk [key], polypeptide hormone secreted by the posterior pituitary gland. Its principal action is to regulate the amount of water excreted by the kidneys. An...Hillman, Sidney
(Encyclopedia)Hillman, Sidney, 1887–1946, American labor leader, b. Lithuania. He emigrated to the United States in 1907. Beginning as a garment worker, he became a union leader after his key participation in a s...grinding
(Encyclopedia)grinding, process by which surface material is removed from an object, usually metal, by the abrasive action of a rotating wheel or a moving belt that contains abrasive grains. A grinding wheel can be...Atanasoff, John Vincent
(Encyclopedia)Atanasoff, John Vincent, 1903–1995, inventor of the digital computer, b. Hamilton, N.Y., grad. Univ. of Florida (B.S., 1925), Iowa State College (M.S., 1926), Univ. of Wisconsin (Ph.D., 1930). While...Mielziner, Jo
(Encyclopedia)Mielziner, Jo mēlzēˈnər [key], 1901–76, American theatrical scene designer, b. Paris. Mielziner made his Broadway design debut in 1924 with The Guardsman. He designed sets, and usually the light...Montgomery, Richard
(Encyclopedia)Montgomery, Richard, 1738?–1775, American Revolutionary general, b. Swords, Co. Dublin, Ireland. After entering the British army, he was sent (1757) to Canada in the French and Indian Wars and saw a...Browse by Subject
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