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magnetron
(Encyclopedia) magnetronmagnetronmăgˈnĭtrŏnˌ [key], vacuum tube oscillator (see electron tube) that generates high-power electromagnetic signals in the microwave frequency range. Its operation is…Medusa, in Greek mythology
(Encyclopedia) MedusaMedusaməd&oomacr;ˈsə [key], in Greek mythology, most famous of the three monstrous Gorgon sisters. She was once a beautiful woman, but she offended Athena, who changed her…Dreyer, Carl Theodor
(Encyclopedia) Dreyer, Carl TheodorDreyer, Carl Theodorkärl tāˈōdôrˌ drīˈər [key], 1889–1968, Danish motion picture director. He began making films in Denmark in 1919. His Passion of Joan of Arc (…Sailendra
(Encyclopedia) SailendraSailendrasīlĕnˈdrä [key], name of a dynasty in Indonesia and SE Asia. The dynasty appeared in central Java in the 7th cent. and had consolidated its position by the mid-8th…Eyadèma, Gnassingbé
(Encyclopedia) Eyadèma, GnassingbéEyadèma, Gnassingbényäsēmˈbā āyädāˈmə [key], 1937–2005, president of Togo (1967–2005). His original given name was Étienne, which he africanized in 1974. He served…governor, in government
(Encyclopedia) governor, chief executive of a dependent or component unit in a political system. In the United States, a governor is the chief executive of each state and is elected by the people of…Warwick, Thomas de Beauchamp, earl of
(Encyclopedia) Warwick, Thomas de Beauchamp, earl of, d. 1401, English nobleman, of an ancient and powerful family. He was one of the governors of the young Richard II. After Richard assumed power,…marine engine
(Encyclopedia) marine engine, machine for the propulsion of watercraft. The earliest marine power plants, reciprocating steam engines, were used almost exclusively until the early 1900s. In later…public ownership
(Encyclopedia) public ownership, government ownership of lands, streets, public buildings, utilities, and other business enterprises. The theory that all land and its resources belong ultimately to…Churchill, rivers, Canada
(Encyclopedia) Churchill. 1 River, c.600 mi (970 km) long, issuing as the Ashuanipi River from Ashuanipi Lake, SW Labrador, N.L., Canada, and flowing in an arc north, then southeast through a series…Trending
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