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Sade, Donatien Alphonse François, comte de
(Encyclopedia)Sade, Donatien Alphonse François, comte de dônäsyăNˈ älfôNsˈ fräNswäˈ kôNt də säd [key], 1740–1814, French writer and libertine. He is known as the marquis de Sade —the title he held...atomic weight
(Encyclopedia)atomic weight, mean (weighted average) of the masses of all the naturally occurring isotopes of a chemical element, as contrasted with atomic mass, which is the mass of any individual isotope. Althoug...complementarity principle
(Encyclopedia)complementarity principle, physical principle enunciated by Niels Bohr in 1928 stating that certain physical concepts are complementary. If two concepts are complementary, an experiment that clearly i...Collingwood, Robin George
(Encyclopedia)Collingwood, Robin George, 1889–1943, English philosopher and historian. From 1908 he was associated with Oxford as student, fellow, lecturer in history, and professor of philosophy. Collingwood bel...Counts, George Sylvester
(Encyclopedia)Counts, George Sylvester, 1889–1974, American educator, b. near Baldwin City, Kans., grad. Baker Univ., 1911, Ph.D. Univ. of Chicago, 1916. He taught in the educational departments of several univer...Cornell, Joseph
(Encyclopedia)Cornell, Joseph, American artist, 1903–72, b. Nyack, N.Y. Cornell is best known for his surrealist-flavored shadow boxes. These are relatively small constructions, within glass-fronted shallow boxes...cofferdam
(Encyclopedia)cofferdam, temporary barrier for excluding water from an area that is normally submerged. Made commonly of wood, steel, or concrete sheet piling (see pile), cofferdams are used in constructing the fou...Guérin, Pierre Narcisse, Baron
(Encyclopedia)Guérin, Pierre Narcisse, Baron gārăNˈ [key], 1774–1833, French painter. He won enthusiastic recognition in 1799 for his Marius Sextus (Louvre). A defender of the classicism of J. L. David, he b...Howard, Catherine
(Encyclopedia)Howard, Catherine, 1521?–1542, fifth queen consort of Henry VIII of England. She was the daughter of Lord Edmund Howard and the niece of the powerful Thomas Howard, 3d duke of Norfolk. Henry married...Marsh, Reginald
(Encyclopedia)Marsh, Reginald, 1898–1954, American painter and illustrator, b. Paris. Both his parents were artists. After their return to the United States, he studied at Yale (B.A., 1920). He worked as an illus...Browse by Subject
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