(Encyclopedia) dialecticdialecticdīəlĕkˈtĭk [key] [Gr.,= art of conversation], in philosophy, term originally applied to the method of philosophizing by means of question and answer employed by…
(Encyclopedia) dialectical materialism, official philosophy of Communism, based on the writings of Karl Marx and Friedrich Engels, as elaborated by G. V. Plekhanov, V. I. Lenin, and Joseph Stalin. In…
(Encyclopedia) dialysisdialysisdīălˈĭsĭs [key], in chemistry, transfer of solute (dissolved solids) across a semipermeable membrane. Strictly speaking, dialysis refers only to the transfer of the…
(Encyclopedia) Diamond, David, 1915–2005, American composer, b. Rochester, N.Y. Diamond was trained at the Cleveland Institute of Music and the Eastman School; he also studied with Roger Sessions in…
(Encyclopedia) Diamond, Peter Arthur, 1940–, American economist, b. New York City, Ph.D. Massachusetts Institute of Technology, 1963. Diamond was a professor at the Univ. of California, Berkeley,…
(Encyclopedia) diamond, mineral, one of two crystalline forms of the element carbon (see allotropy), the hardest natural substance known, used as a gem and in industry.
The discoveries of 1870–71…
(Encyclopedia) Diamond Head, peak, 761 ft (232 m) high, along the rim of an extinct volcano, SE Oahu island, Hawaii. A prominent point in the Honolulu skyline, Diamond Head was designated a national…
(Encyclopedia) Diamond Necklace, Affair of the, scandal that took place at the court of King Louis XVI of France just before the French Revolution. An adventuress who called herself the comtesse de…
(Encyclopedia) Diana, princess of Wales, 1961–97, wife of Charles, prince of Wales, heir to the British throne. The daughter of the 8th Earl Spencer, Lady Diana Frances Spencer was a kindergarten…
