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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...

Meyerhof, Otto

(Encyclopedia)Meyerhof, Otto ôˈtō mīˈərhōf [key], 1884–1951, American physiologist, b. Germany, M.D. Heidelberg, 1909. He was professor at the Univ. of Kiel (1912–24) and at the Univ. of Berlin and direc...

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...

Otto the Great

(Encyclopedia)Otto the Great: see Otto I, Holy Roman emperor. ...

Bauer, Otto

(Encyclopedia)Bauer, Otto bouˈər [key], 1882–1938, Austrian politician. His Die Nationalitätenfrage und die Sozialdemokratie (1907) advocated creating nation-states to solve the Austro-Hungarian nationalities ...

Otto, Frei Paul

(Encyclopedia)Otto, Frei Paul ôˈtō [key], 1925–2015, German architect. Most notable for his tensile and pneumatic structures, Otto was among the first major architects to experiment with lightweight design. H...

Otto, Nikolaus August

(Encyclopedia)Otto, Nikolaus August nēˈkōlous ouˈgo͝ost ôˈtō [key], 1832–91, German engineer. He was coinventor (1867) of an internal-combustion engine, and he devised (1876) the four-stroke Otto cycle, w...

Dix, Otto

(Encyclopedia)Dix, Otto, 1891–1969, German painter and draftsman. Dix fought in World War I and returned to Düsseldorf haunted by the horrors he had witnessed. In 1924 he published War, a series of 50 etchings, ...

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...

Runge, Philipp Otto

(Encyclopedia)Runge, Philipp Otto fēˈlĭp ôtˈō ro͝ongˈə [key], 1777–1810, German painter. Immersed in the mysticism of the romantic movement in Germany, Runge became a central figure of romantic painting....