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Sand Creek

(Encyclopedia)Sand Creek, Colorado, site of a massacre (1864) of Cheyenne by Col. John M. Chivington and his Colorado Volunteers. The Cheyennes, led by Black Kettle, had offered to make peace and, at the suggestion...

Rachmaninoff, Sergei Vasilyevich

(Encyclopedia)Rachmaninoff, Sergei Vasilyevich syĭrgāˈ vəsēˈlyĭvĭch räkhmäˈnēnôf [key], 1873–1943, Russian pianist, composer, and conductor. He became known as one of the greatest pianists of his gen...

Chagall, Marc

(Encyclopedia)Chagall, Marc märk shəgälˈ [key], 1887–1985, Russian painter. In 1907, Chagall left his native Vitebsk for St. Petersburg, where he studied under L. N. Bakst. In Paris (1910) he began to assimil...

Schumann, Robert Alexander

(Encyclopedia)Schumann, Robert Alexander sho͞oˈmän [key], 1810–56, German composer. Both as a composer and as a highly articulate music critic he was a leader of the romantic movement. He studied theory with H...

Cortázar, Julio

(Encyclopedia)Cortázar, Julio ho͞oˈlyō kōrtäˈzär [key], 1914–84, Argentine novelist, poet, essayist, and short-story writer, b. Brussels. Moving permanently to France in 1951, Cortázar gradually gained r...

cyanide process

(Encyclopedia)cyanide process or cyanidation, method for extracting gold from its ore. The ore is first finely ground and may be concentrated by flotation; if it contains certain impurities, it may be roasted. It i...

Ewell, Benjamin Stoddert

(Encyclopedia)Ewell, Benjamin Stoddert yo͞oˈəl [key], 1810–94, American educator, b. Georgetown, D.C., grad. West Point, 1832; brother of Gen. R. S. Ewell. He taught mathematics at West Point, Hampden-Sidney C...

humanism

(Encyclopedia)humanism, philosophical and literary movement in which man and his capabilities are the central concern. The term was originally restricted to a point of view prevalent among thinkers in the Renaissan...

Iamblichus

(Encyclopedia)Iamblichus īămˈblĭkəs [key], d. c.330, Syrian philosopher, a leading exponent of Neoplatonism. A pupil of Porphyry, he was deeply impressed by the doctrines of Plotinus. In his own teachings he c...

Horney, Karen

(Encyclopedia)Horney, Karen, 1885–1952, American psychiatrist, b. Germany, M.D. Univ. of Berlin, 1913. She married Oscar Horney in 1909. Prior to her arrival (1932) in the United States, she was secretary of the ...