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Wolff, Caspar Friedrich

(Encyclopedia)Wolff, Caspar Friedrich käsˈpär frēˈdrĭkh vôlf [key], 1733–94, German biologist, a founder of observational embryology. In his Theoria generationis (1759) he reintroduced the theory of epigen...

Flotow, Friedrich von

(Encyclopedia)Flotow, Friedrich von frēˈdrĭkh fən flōˈtō [key], 1812–83, German operatic composer. Flotow's operas show the influence of French opéra comique, which set the tone for light opera in the 19t...

Grotefend, Georg Friedrich

(Encyclopedia)Grotefend, Georg Friedrich gāˈôrkh frēˈdrĭkh grōˈtəfĕnt [key], 1775–1853, German archaeologist and philologist. He specialized in Latin and Italian and wrote works on the Umbrian and Oscan...

Wieser, Friedrich von

(Encyclopedia)Wieser, Friedrich von frēˈdrĭkh fən vēˈzər [key], 1851–1926, Austrian economist and sociologist. He is noted for his formulas applying the principle of marginal utility to cost phenomena. He ...

Dahlmann, Friedrich Christoph

(Encyclopedia)Dahlmann, Friedrich Christoph frēˈdrĭkh krĭsˈtôf dälˈmän [key], 1785–1860, German historian. He was dismissed from his professorship at Göttingen for protesting (1837) the abrogation of th...

Büsching, Anton Friedrich

(Encyclopedia)Büsching, Anton Friedrich änˈtōn frēˈdrĭkh büshˈĭng [key], 1724–93, German geographer and educator. He was professor of philosophy in Göttingen, was a Protestant minister, and was directo...

Vischer, Friedrich Theodor

(Encyclopedia)Vischer, Friedrich Theodor frēˈdrĭkh tāˈōdôr fĭshˈər [key], 1807–87, German aesthetic philosopher. He taught at Tübingen, and later at Zürich and Stuttgart. Vischer was not only one of t...

Lange, Friedrich Albert

(Encyclopedia)Lange, Friedrich Albert frēˈdrĭkh älˈbĕrt längˈə [key], 1828–75, German neo-Kantian philosopher. He accepted the materialistic method of investigating phenomena but rejected its concept of ...

Böttger, Johann Friedrich

(Encyclopedia)Böttger, Johann Friedrich yōˈhän frēˈdrĭkh bötˈgər [key], 1682–1719, German chemist and originator of Dresden china. When the Swedish invasion of Saxony occurred (1706), Böttger and his a...

Mesmer, Friedrich Anton

(Encyclopedia)Mesmer, Friedrich Anton fränts [key], 1734–1815, German physician. He studied in Vienna. His interest in “animal magnetism” developed into a system of treatment through hypnotism that was calle...