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Ludwig, Otto

(Encyclopedia)Ludwig, Otto lo͞otˈvĭkh [key], 1813–65, German writer. He was one of Germany's first modern realists; although his plots were melodramatic, he sketched accurate and detailed backgrounds. After H...

Lilienthal, Otto

(Encyclopedia)Lilienthal, Otto ôˈtō lēˈlyəntäl [key], 1848–96, German aeronautical engineer, a pioneer in his experiments with gliders. He made major developments in the glider based on his observations of...

Klemperer, Otto

(Encyclopedia)Klemperer, Otto ôˈtō klĕmˈpərər [key], 1885–1973, German conductor, b. Breslau. Klemperer studied in Frankfurt and Berlin. Working first in Prague, he later conducted the Berlin State Opera (...

Hahn, Otto

(Encyclopedia)Hahn, Otto ôˈtō hän [key], 1879–1968, German chemist and physicist. His important contributions in the field of radioactivity include the discovery of several radioactive substances, the develop...

Neurath, Otto

(Encyclopedia)Neurath, Otto, 1882–1945, Austrian philosopher, social scientist, and design theorist, b. Vienna. During the 1920s and 30s he was both a Marxist and a member of the Vienna Circle, an exponent of log...

Rank, Otto

(Encyclopedia)Rank, Otto ôtˈō rängk [key], 1884–1937, Austrian psychoanalyst; one of Sigmund Freud's first and most valued pupils. He early employed Freudian techniques to clarify the underlying significance ...

Nicolai, Otto

(Encyclopedia)Nicolai, Otto ôˈtō nēkōläˈē, nēˈkōlī [key], 1810–49, German composer. His opera Il Templario (1840), after Scott's Ivanhoe, was successful, but his masterpiece was the comic opera The Me...

Wagner, Otto

(Encyclopedia)Wagner, Otto ôtˈō vägˈnər [key], 1841–1918, Austrian architect. A structural rationalism was exhibited in his stations for the Vienna city railroad, built in the 1890s. His later works, showin...

Wallach, Otto

(Encyclopedia)Wallach, Otto, 1847–1931, German chemist, Ph.D. Univ. of Göttingen, 1869. Wallach was a professor at the Univ. of Bonn from 1870 to 1889 and at the Univ. of Göttingen from 1889 to 1915. In 1910 he...

Winzer, Otto

(Encyclopedia)Winzer, Otto ôˈtō vĭntsˈər [key], 1902–75, East German political leader. A member of the German Communist party from 1925, he left Germany in 1935 during the Hitler era and returned after Worl...