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Fischer von Erlach, Johann Bernhard

(Encyclopedia)Fischer von Erlach, Johann Bernhard yōˈhän bĕrnˈhärt fĭshˈər fən ērˈläkh [key], 1656–1723, the leading Austrian baroque architect. After studying in Rome he returned to Vienna. In 1705 ...

Mayr, Ernst

(Encyclopedia)Mayr, Ernst ĕrnst mīr [key], 1904–2005, American zoologist and author, b. Kempten, Germany. He began his career in Berlin and emigrated to the United States in 1931, where, until 1953, he was asso...

Butenandt, Adolf Friedrich Johann

(Encyclopedia)Butenandt, Adolf Friedrich Johann, 1903–95, German biochemist, Ph.D. Univ. of Göttingen, 1927. Butenandt held academic posts at the Univ. of Göttingen (1927–33) and the Institute of Technology a...

Scharnhorst, Gerhard Johann David von

(Encyclopedia)Scharnhorst, Gerhard Johann David von gĕrˈhärt yōˈhän däˈvēt fən shärnˈhôrst [key], 1755–1813, Prussian general. A Hanoverian army officer, military writer, and director of the war coll...

Döllinger, Johann Joseph Ignaz von

(Encyclopedia)Döllinger, Johann Joseph Ignaz von yōˈhän yōˈzĕf ĭgˈnäts fən dölˈĭngər [key], 1799–1890, German theologian and historian, leader of the Old Catholics. Ordained in 1822, he was subsequ...

Wittgenstein, Ludwig Josef Johann

(Encyclopedia)Wittgenstein, Ludwig Josef Johann loŏtˈvĭkh yōˈzĕf yōˈhän vĭtˈgənshtīn [key], 1889–1951, Austrian philosopher, b. Vienna. The second phase of Wittgenstein's philosophy commenced with ...

blood groups

(Encyclopedia)blood groups, differentiation of blood by type, classified according to immunological (antigenic) properties, which are determined by specific substances on the surface of red blood cells. Blood group...

pea

(Encyclopedia)pea, hardy, annual, climbing leguminous plant (Pisum sativum) of the family Leguminosae (pulse family), grown for food by humans at least since the early Bronze Age; no longer known in the wild form. ...

Goethe, Johann Wolfgang von

(Encyclopedia)Goethe, Johann Wolfgang von yōˈhän vôlfˈgäng fən göˈtə [key], 1749–1832, German poet, dramatist, novelist, and scientist, b. Frankfurt. One of the great masters of world literature, his ge...

heredity

(Encyclopedia)heredity, transmission from generation to generation through the process of reproduction in plants and animals of factors which cause the offspring to resemble their parents. That like begets like has...