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anatomy

(Encyclopedia)anatomy ənătˈəmē [key], branch of biology concerned with the study of body structure of various organisms, including humans. Comparative anatomy is concerned with the structural differences of pl...

Luxemburg, Rosa

(Encyclopedia)Luxemburg, Rosa rōˈzä lo͝okˈsəmbo͝ork [key], 1871–1919, German revolutionary, b. Russian Poland. Her revolutionary activities forced her to flee to Switzerland in 1889, where she became a Mar...

Alamo, the

(Encyclopedia)Alamo, the ălˈəmōˌ [key] [Span.,=cottonwood], building in San Antonio, Tex., “the cradle of Texas liberty.” Built as a chapel after 1744, it is all that remains of the mission of San Antonio ...

Geronimo

(Encyclopedia)Geronimo jərŏnˈəmōˌ [key], c.1829–1909, leader of a Chiricahua group of the Apaches, b. Arizona. From his youth he participated in the forays of Cochise, Victorio, and other Apache leaders. Wh...

Dow Jones Average

(Encyclopedia)Dow Jones Average, indicators used to measure and report value changes in representative stock groupings on the New York stock exchange. There are four different averages—industrial stocks, transpor...

Vonnegut, Kurt, Jr.

(Encyclopedia)Vonnegut, Kurt, Jr. vŏnˈəgət [key] 1922–2007, American novelist, b. Indianapolis. After serving in World War II, he worked as a police reporter and wrote short stories for mainstream and science...

Moreau, Jeanne

(Encyclopedia)Moreau, Jeanne môrōˈ [key], 1928–2017, French movie actress, b. Paris, studied Conservatoire National d'Art Dramatique. She joined the Comédie Française and was a successful stage actress befo...

Leif Ericsson

(Encyclopedia)Leif Ericsson lēf ĕrˈĭksən [key], Old Norse Leifr Eiriksson, fl. a.d. 999–1000, Norse discoverer of America, b. probably in Iceland; son of Eric the Red. He spent his youth in Greenland and in ...

ruthenium

(Encyclopedia)ruthenium ro͞othēˈnēəm [key], metallic chemical element; symbol Ru; at. no. 44; at. wt. 101.07; m.p. about 2,310℃; b.p. about 3,900℃; sp. gr. 12.41 at 20℃; valence commonly +2, +3, +4, +6, ...

Sade, Donatien Alphonse François, comte de

(Encyclopedia)Sade, Donatien Alphonse François, comte de dônäsyăNˈ älfôNsˈ fräNswäˈ kôNt də säd [key], 1740–1814, French writer and libertine. He is known as the marquis de Sade —the title he held...