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MacLeod, Sir George

(Encyclopedia) MacLeod, Sir GeorgeMacLeod, Sir Georgeməkloudˈ [key], 1895–1991, Scottish clergyman. He was educated at Oxford and, after serving in World War I, was ordained a Church of Scotland…

Milnes, Sherrill Eustace

(Encyclopedia) Milnes, Sherrill Eustace, 1935–, American operatic baritone, b. Downers Grove, Ill., stud. with Boris Goldovsky and Rosa Ponselle. Famous for his powerful yet lyrical voice and his…

David and Lucile Packard Foundation

(Encyclopedia) David and Lucile Packard Foundation, private philanthropic institution that funds nonprofit organizations. It was founded in 1964 by David Packard (1912–96), co-founder of Hewlett-…

dispersion, in chemistry

(Encyclopedia) dispersion, in chemistry, mixture in which fine particles of one substance are scattered throughout another substance. A dispersion is classed as a suspension, colloid, or solution.…

dog days

(Encyclopedia) dog days, name for the most sultry period of summer, from about July 3 to Aug. 11. Named in early times by observers in countries bordering the Mediterranean, the period was reckoned…

Morris, Richard Valentine

(Encyclopedia) Morris, Richard Valentine, 1768–1815, American naval officer, b. Morrisania, N.Y. (now part of the Bronx); son of Lewis Morris (1726–98). After the American Revolution he entered the…

Warren, Whitney

(Encyclopedia) Warren, Whitney, 1864–1943, American architect, b. New York City, studied at the École des Beaux-Arts. He began practice in New York City in 1894. Later he joined with Charles D.…

water gas

(Encyclopedia) water gas, colorless poisonous gas that burns with an intensely hot, bluish (nearly colorless) flame. The gas is a mixture of carbon monoxide and hydrogen with very small amounts of…

waterproof and water-repellent fabrics

(Encyclopedia) waterproof and water-repellent fabrics, materials treated with various substances so as to make them impervious to water. Permanent waterproofing is achieved by first coating fabrics…

Unity

(Encyclopedia) Unity, religious movement incorporated as the Unity School of Christianity, with headquarters at Lee's Summit, Mo. Although the movement used the name Unity after 1891, it was founded…