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Siebold

(Encyclopedia)Siebold tāˈōdōr ĕrnst [key], 1804–85, also a physician, was one of the foremost biologists of his time. He specialized in the comparative anatomy of invertebrates and wrote the first volume (18...

Highgate

(Encyclopedia)Highgate, residential area within Camden, Islington, and Haringey boroughs, London, England. The house where Francis Bacon died is in Highgate, and Herbert Spencer, George Eliot, and Karl Marx are bur...

chlorine

(Encyclopedia)chlorine klōrˈēn, klôrˈ– [key] [Gr.,=green], gaseous chemical element; symbol Cl; at. no. 17; interval in which at. wt. ranges 35.446–35.457; m.p. −100.98℃; b.p. −34.6℃; density 3.2 g...

Stock, Frederick

(Encyclopedia)Stock, Frederick (Friedrich Wilhelm August Stock) stŏk [key], 1872–1942, German-American conductor and composer. He came to the United States in 1895 as a violist in the Chicago Orchestra and becam...

Kuhn, Richard

(Encyclopedia)Kuhn, Richard rĭkhˈärt ko͞on [key], 1900–1967, Austrian chemist, director of the Kaiser Wilhelm Institute, Heidelberg. For his research on the carotinoids (he prepared eight of them in pure form...

Pabst, G. W.

(Encyclopedia)Pabst, G. W. (Georg Wilhelm Pabst) gāˈôrkh vĭlˈhĕlm päpst [key], 1885–1967, German film director, b. Austria. He used montage in such works of social realism as The Joyless Street (1925), Pan...

Willstätter, Richard

(Encyclopedia)Willstätter, Richard rĭkhˈärt vĭlˈshtĕtər [key], 1872–1942, German chemist. He was professor at the Kaiser Wilhelm Institute of Chemistry, Berlin (1912–16), and at the Univ. of Munich (191...

proletariat

(Encyclopedia)proletariat prōlətârˈēət [key], in Marxian theory, the class of exploited workers and wage earners who depend on the sale of their labor for their means of existence. In ancient Rome, the prolet...

Euler-Chelpin, Hans Karl August Simon von

(Encyclopedia)Euler-Chelpin, Hans Karl August Simon von, 1873–1964, Swedish biochemist, b. Germany, Ph.D. Univ. of Berlin, 1895. He spent his entire career at Stockholm Univ., first as professor and later as dire...

contrabassoon

(Encyclopedia)CE5 Contrabassoon contrabassoon, large, deep-toned instrument of the oboe family, also called double bassoon. Its tube, over 16 ft (5 m) long, is doubled upon itself four times. It was first made ...