Columbia Encyclopedia

(Encyclopedia) metronome mĕˈtrənōmˌ [key], in music, originally pyramid-shaped clockwork mechanism to indicate the exact tempo in which a work is to be performed. It has a double pendulum whose pace can be alte...

(Encyclopedia) John of Leiden, c.1509–1536, Dutch Anabaptist leader. His original name was Beuckelszoon, Beuckelzoon, Bockelszoon, Bockelson, Beukels, or Buckholdt. John of Leiden was attracted to the extreme left...

(Encyclopedia) Weiser, Conrad wīzˈər [key], 1696–1760, American pioneer, b. Württemberg, Germany. Arriving in America in 1710, his family settled in Livingston Manor, N.Y., and later at Schoharie. While still ...

(Encyclopedia) rococo, in music, 18th-century reaction against the baroque style. Less formal and grandiose in structure, it was a graceful rather than a profound style, more hedonistic than venturesome. Extreme man...

(Encyclopedia) Selten, Reinhard (Reinhard Justus Reginald Selten), 1930–2016, German mathematician and economist, b. Breslau, Germany (now Wrocław, Poland), Ph.D. Johann-Wolfgang-Goethe-Univ., Frankfurt, 1961. He...

(Encyclopedia) Fuseli, Henry fyo͞oˈzĭlē [key], 1741–1825, Anglo-Swiss painter and draftsman, b. Zürich. He was known also as Johann Heinrich Fuessli or Füssli. He took holy orders but never practiced the pri...

(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 ...

(Encyclopedia) Jena yāˈnä [key], city (1994 pop. 100,090), Thuringia, E central Germany, on the Saale River. Manufactures of this industrial center include pharmaceuticals, glass, optical and precision instrument...

(Encyclopedia) Three Emperors' League, informal alliance among Austria-Hungary, Germany, and Russia, announced officially in 1872 on the occasion of the meeting of emperors Francis Joseph, William I, and Alexander I...

(Encyclopedia) Welsbach mantle or Welsbach burner [for C. A. von Welsbach], cylindrical framework of gauze impregnated with oxides of thorium and cerium. When heated in a gas flame, it produces a very bright light b...