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atmosphere

(Encyclopedia)CE5 Atmosphere atmosphere [Gr.,=sphere of air], the mixture of gases surrounding a celestial body with sufficient gravity to maintain it. Although some details about the atmospheres of other plane...

ceilometer

(Encyclopedia)ceilometer sēlŏmˈĭtər [key], in aviation and meteorology, automatic instrument used to record ceiling, i.e., the altitude of the lowest cloud layer covering more than half of the sky. The ceilome...

Chatterjee, Bankim Chandra

(Encyclopedia)Chatterjee, Bankim Chandra bəngˈkĭm chŭnˈdrə chäˈtərjē [key], 1838–94, Indian nationalist writer, b. Bengal. He popularized a Bengali prose style that became the vehicle of the major natio...

Tseng Kuo-fan

(Encyclopedia)Tseng Kuo-fan dzŭng gwô-fän [key], 1811–72, Chinese general and statesman of the Ch'ing dynasty. He organized (1853) the Hunan army, the first of the great regional armies that were raised to sup...

Maury, Matthew Fontaine

(Encyclopedia)Maury, Matthew Fontaine fŏntānˈ môrˈē [key], 1806–73, American hydrographer and naval officer, b. near Fredericksburg, Va. Appointed a midshipman in 1825, he saw varied sea duty until a stagec...

weather satellite

(Encyclopedia)weather satellite, artificial satellite used to gather data on a global basis for improvement of weather forecasting. Information includes cloud cover, storm location, temperature, and heat balance in...

Sturges, Preston

(Encyclopedia)Sturges, Preston stûrˈjĭs [key], 1898–1959, American film director, screenwriter, and producer, b. Chicago as Edmond Preston Biden. Educated in the United States and Europe, he turned to playwrit...

FitzRoy, Robert

(Encyclopedia)FitzRoy, Robert, 1805–65, British naval officer, meteorologist, and hydrologist. Given (1829) temporary command of the HMS Beagle, he completed a survey of the coasts of Patagonia and Tierra del Fue...

linden, in botany

(Encyclopedia)CE5 Linden, Tilia americana linden, common name for the Tiliaceae, a family of chiefly woody shrubs and trees. Most genera are tropical, but the genus Tilia, commonly called linden, or lime tree, ...

lens, in optics

(Encyclopedia)CE5 Lenses lens, device for forming an image of an object by the refraction of light. In its simplest form it is a disk of transparent substance, commonly glass, with its two surfaces curved or wi...