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nuclear weapons
(Encyclopedia) nuclear weapons, weapons of mass destruction powered by atomic, rather than chemical, processes. Nuclear weapons produce large explosions and hazardous radioactive byproducts by means…cramp
(Encyclopedia) cramp, painful uncontrollable contraction of a muscle or group of muscles. The type that results from cold, strain, or disturbance of circulation (as experienced by swimmers) is eased…Greider, Carol Widney
(Encyclopedia) Greider, Carol Widney, 1961–, American molecular biologist, b. San Diego, Calif., Ph.D. Univ. of California, Berkeley, 1987. Greider was a researcher and professor at the Cold Spring…heatstroke
(Encyclopedia) heatstroke, profound disturbance of the heat-regulating mechanism of the body, also known as sunstroke. It is characterized by extremely high body temperatures and sometimes by…hydrotherapy
(Encyclopedia) hydrotherapy, use of water in the treatment of illness or injury. Although the medicinal and hygienic value of water was recognized by the early Greeks, hydrotherapy attained its…macular degeneration
(Encyclopedia) macular degeneration, eye disorder causing loss of central vision. The affected area, the macula, lies at the back of the retina and is the part that produces the sharpest vision. The…Kidman, Nicole
(Encyclopedia) Kidman, Nicole (Nicole Mary Kidman), 1967–, Australian actress, b. Honolulu, Hawaii. She began acting on television as a teenager in Australia, then starred in the film Dead Calm (1989…Morelos
(Encyclopedia) MorelosMorelosmōrāˈlōs [key], state (1990 pop. 1,195,059), 1,917 sq mi (4,965 sq km), S Mexico. Cuernavaca is the capital. Morelos is separated from the Federal District and from…neuralgia
(Encyclopedia) neuralgianeuralgian&oobreve;rălˈjə, ny&oobreve;– [key], acute paroxysmal pain along a peripheral sensory nerve. Unlike neuritis, there is no inflammation or degeneration of…bulb
(Encyclopedia) bulb, thickened, fleshy plant bud, usually formed under the surface of the soil, which carries the plant over from one blooming season to another. It may have many fleshy layers (as in…Trending
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