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Lassalle, Ferdinand

(Encyclopedia)Lassalle, Ferdinand fĕrˈdēnänt läsälˈ [key], 1825–64, German socialist. The son of a Jewish merchant, he studied at the universities of Breslau and Berlin, where he became a philosophical Heg...

Basque language

(Encyclopedia)Basque language, tongue of uncertain relationship spoken by close to a million people, most of whom live in NE Spain and some of whom reside in SW France. The language has eight dialects. Speakers of ...

San José, city, Costa Rica

(Encyclopedia)San José sän hōsāˈ [key], city (1989 pop. 287,535), central Costa Rica, capital and largest city of Costa Rica. San José is the economic, political, and social center of Costa Rica, dominating t...

sulfur

(Encyclopedia)CE5 Sulfur crystals sulfur or sulphur sŭlˈfər [key], nonmetallic chemical element; symbol S; at. no. 16; interval in which at. wt. ranges 32.059–32.076; m.p. 112.8℃ (rhombic), 119.0℃ (mon...

Curie

(Encyclopedia)Curie kürēˈ [key], family of French scientists. Pierre Curie, 1859–1906, scientist, and his wife, Marie Sklodowska Curie, 1867–1934, chemist and physicist, b. Warsaw, are known for their work o...

beryllium

(Encyclopedia)beryllium bərĭlˈēəm [key] [from beryl ], metallic chemical element; symbol Be; at. no. 4; at. wt. 9.01218; m.p. about 1,278℃; b.p. 2,970℃ (estimated); sp. gr. 1.85 at 20℃; valence +2. Ber...

Dawkins, Richard

(Encyclopedia)Dawkins, Richard (Clinton Richard Dawkins), 1941– British evolutionary biologist and ethologist, b. Kenya, Ph.D. Oxford, 1966. He was a research assistant under Nikolaas Tinbergen at Oxford until 19...

nihilism

(Encyclopedia)nihilism nīˈəlĭzəm [key], theory of revolution popular among Russian extremists until the fall of the czarist government (1917); the theory was given its name by Ivan Turgenev in his novel Father...

Levi, Primo

(Encyclopedia)Levi, Primo prēˈmō lāˈvē [key], 1919–87, Italian writer. A chemist of Jewish descent, Levi was sent to the concentration camp at Auschwitz during World War II. His first memoir, If This Is a M...

manslaughter

(Encyclopedia)manslaughter, homicide committed without justification or excuse but distinguished from murder by the absence of the element of malice aforethought. Modern criminal statutes usually divide it into deg...