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Vitruvius

(Encyclopedia)Vitruvius (Marcus Vitruvius Pollio) vĭtro͞oˈvēəs [key], fl. late 1st cent. b.c. and early 1st cent. a.d., Roman writer, engineer, and architect for the Emperor Augustus. In his one extant work, D...

electronic music

(Encyclopedia)electronic music or electro-acoustic music, term for compositions that utilize the capacities of electronic media for creating and altering sounds. Initially, a distinction must be made between the te...

astronaut

(Encyclopedia)astronaut, crew member on a U.S. manned spaceflight mission; the Soviet term is cosmonaut. Candidates for manned spaceflight are carefully screened to meet the highest physical and mental standards, a...

Madrid, autonomous community and province, Spain

(Encyclopedia)Madrid mədrĭdˈ, Span. mäᵺhrēᵺˈ [key], autonomous community and coextensive prov., (2011 pop. 6,421,874), 3,099 sq mi (8,027 sq km), central Spain. Madrid, the capital of Spain, is also its c...

Schrieffer, John Robert

(Encyclopedia)Schrieffer, John Robert, 1931–2019, American physicist, b., Oak Park, Ill., Ph.D. Univ. of Illinois, 1957. Schrieffer was a professor at the Univ. of Chicago (1957–60), the Univ. of Illinois (1960...

Combes, Émile

(Encyclopedia)Combes, Émile āmēlˈ kôNb [key], 1835–1921, French statesman. An able politician of the left democratic group, he was minister of education under Léon Bourgeois (1895–96) and, succeeding Ren�...

Faure, Félix

(Encyclopedia)Faure, Félix fōr [key], 1841–99, president of the French republic (1895–99). A leather merchant, he served in the Franco-Prussian War and became an undersecretary for commerce and colonies in t...

Harmony Society

(Encyclopedia)Harmony Society, religious society founded by German Separatists under the leadership of George Rapp. The Harmonists (or Rappites) held property in common and subscribed to the austere doctrines of th...

Segovia, city, Spain

(Encyclopedia)Segovia, city (1990 pop. 55,188), capital of Segovia prov., central Spain, in Castile and León, on the Eresma River. It stands on a rocky hill (3,297 ft/1,005 m high) crowned by the cathedral and the...

Granada, city, Nicaragua

(Encyclopedia)Granada gränäˈᵺä [key], city, W Nicaragua, on Lake Nicaragua. It is Nicaragua's third l...