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Turnverein
(Encyclopedia)Turnverein to͝ornˈfərīn [key], society of a type originated in Prussia by Friedrich Ludwig Jahn. The first hall of such a society was built in 1811 on the Hasenheide athletic grounds, near Berlin....Riemann, Bernhard
(Encyclopedia)Riemann, Bernhard (Georg Friedrich Bernhard Riemann) gāˈôrk frēˈdrĭkh bĕrnˈhärt rēˈmän [key], 1826–66, German mathematician. He studied at the universities of Göttingen and Berlin and w...Menger, Carl
(Encyclopedia)Menger, Carl kärl mĕngˈər [key], 1840–1921, Austrian economist, a founder of the Austrian school of economics. He was professor of economics at the Univ. of Vienna from 1873 until 1903, when he ...X-ray crystallography
(Encyclopedia)X-ray crystallography, the study of crystal structures through X-ray diffraction techniques. When an X-ray beam bombards a crystalline lattice in a given orientation, the beam is scattered in a defini...Sturm und Drang
(Encyclopedia)Sturm und Drang shto͝orm o͝ont dräng [key] or Storm and Stress, movement in German literature that flourished from c.1770 to c.1784. It takes its name from a play by F. M. von Klinger, Wirrwarr; od...geopolitics
(Encyclopedia)geopolitics, method of political analysis, popular in Central Europe during the first half of the 20th cent., that emphasized the role played by geography in international relations. Geopolitical theo...yttrium
(Encyclopedia)yttrium ĭtˈrēəm [key] [for Ytterby, a town in Sweden], metallic chemical element; symbol Y; at. no. 39; at. wt. 88.90585; m.p. about 1,522℃; b.p. 3,338℃; sp. gr. about 4.45; valence +3. Yttriu...Göttingen
(Encyclopedia)Göttingen götˈĭng-ən [key], city, Lower Saxony, central Germany, on the Leine River. It is ...hardness
(Encyclopedia)hardness, property of matter commonly described as the resistance of a substance to being scratched by another substance. The degree of hardness is relative, different substances being compared with o...Zinzendorf, Nikolaus Ludwig, Graf von
(Encyclopedia)Zinzendorf, Nikolaus Ludwig, Graf von nēˈkōlous lo͝otˈvĭkh gräf fən tsĭnˈtsəndôrf [key], 1700–1760, German churchman, patron and bishop of the refounded Moravian Church, b. Dresden. Rear...Browse by Subject
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