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strip cropping

(Encyclopedia)strip cropping, practice of growing field crops in narrow strips either at right angles to the direction of the prevailing wind, or following the natural contours of the terrain to prevent wind and wa...

Tesla, Nikola

(Encyclopedia)Tesla, Nikola tĕsˈlə [key], 1856–1943, American electrician and inventor, b. Croatia (then an Austrian province). An ethnic Serb, he immigrated to the United States in 1884, worked for a short pe...

Thutmose II

(Encyclopedia)Thutmose II thŏthˈmēz, tōtˈmĕs [key], reigned c.1495–1490 b.c., king of ancient Egypt, fourth ruler of the XVIII dynasty and the son and successor of Thutmose I. Unlike Hatshepsut, his half-si...

Geikie, Sir Archibald

(Encyclopedia)Geikie, Sir Archibald gēˈkē [key], 1835–1924, British geologist, educated at the Univ. of Edinburgh. He joined the Geological Survey of Scotland, becoming its director in 1867. He was professor o...

epidemiology

(Encyclopedia)epidemiology, field of medicine concerned with the study of epidemics, outbreaks of disease that affect large numbers of people. Epidemiologists, using sophisticated statistical analyses, field invest...

Wichita Falls

(Encyclopedia)Wichita Falls wĭchˈĭtô [key], city (1990 pop. 96,259), seat of Wichita co., N Tex., on the Wichita River; inc. 1889. The city's name comes from the Wichitas and from the falls that have since been...

Helkath-hazzurim

(Encyclopedia)Helkath-hazzurim hĕlˈkăth–hăzhˈo͝orĭm [key], in the Bible, field, where 12 champions of David fought 12 champions of Ish-bosheth. ...

Callirrhoë

(Encyclopedia)Callirrhoë kəlĭrˈōē [key]: see Alcmaeon. ...

electret

(Encyclopedia)electret, solid electrically insulating, or dielectric, material that has acquired a long-lasting electrostatic polarization. Electrets are produced by heating certain dielectric materials to a high t...

Perrine

(Encyclopedia)Perrine pərīnˈ [key], uninc. town (1990 pop. 15,576), Dade co., SE Fla., a growing residential suburb of Miami, in a fruit- and vegetable-packing area. ...