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chi-square test
(Encyclopedia)chi-square test: see statistics. ...Haymarket Square riot
(Encyclopedia)Haymarket Square riot, outbreak of violence in Chicago on May 4, 1886. Demands for an eight-hour working day became increasingly widespread among American laborers in the 1880s. A demonstration, large...Greenwich Village
(Encyclopedia)Greenwich Village grĕnˈĭch [key], residential district of lower Manhattan, New York City, extending S from 14th St. to Houston St. and W from Washington Square to the Hudson River. North of the mai...radical, in mathematics
(Encyclopedia)radical, in mathematics, symbol () placed over a number or expression, called the radicand, to indicate a root of the radicand. When used without a sign or index number, as in 4, it designates the pos...bark, sailing vessel
(Encyclopedia)bark or barque both: bärk [key], sailing vessel with three masts, of which the mainmast and the foremast are square-rigged while the mizzenmast is fore-and-aft-rigged. Although the word was once used...Broadway
(Encyclopedia)Broadway, famous thoroughfare in New York City. It extends from Bowling Green near the foot of Manhattan island N to 262d St. in the Bronx. Throughout its length Broadway is chiefly a commercial stree...photometry
(Encyclopedia)photometry fōtŏmˈətrē [key], branch of physics dealing with the measurement of the intensity of a source of light, such as an electric lamp, and with the intensity of light such a source may cast...Young's modulus
(Encyclopedia)Young's modulus [for Thomas Young], number representing (in pounds per square inch or dynes per square centimeter) the ratio of stress to strain for a wire or bar of a given substance. According to Ho...White, Stanford
(Encyclopedia)White, Stanford, 1853–1906, American architect, b. New York City; son of Richard Grant White. In 1872 he entered the office of Gambrill and Richardson in Boston, at the time when H. H. Richardson wa...Belgravia
(Encyclopedia)Belgravia bĕlgrāˈvēə [key], fashionable residential section of Westminster, London, England. Belgravia surrounds stately Belgrave Square and touches Grosvenor Place on the east. ...Browse by Subject
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