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personal computer
(Encyclopedia) personal computer (PC), small but powerful computer primarily used in an office or home without the need to be connected to a larger computer. PCs evolved after the development of the…steamship
(Encyclopedia) steamship, watercraft propelled by a steam engine or a steam turbine. Despite such innovations as turbo-electric drive, which converts steam energy into rotational power for…internal-combustion engine
(Encyclopedia) CE5 Internal-combustion engines: In the four-stroke reciprocating engine (above), a mixture of fuel and air is taken into the chamber on the down-stroke of the piston, is compressed…guilds
(Encyclopedia) guilds or gilds, economic and social associations of persons engaging in the same business or craft, typical of Western Europe in the Middle Ages. Membership was by profession or craft…Women's Olympic Swimming Medalists
Event Time 50m Free Amy Van Dyken, USA 24.87 Le Jingyi, CHN 24.90 Sandra Volker, GER 25.14 100m Free Le Jingyi, CHN 54.50 Sandra Volker, GER 54…Montmagny, Charles Jacques Huault de
(Encyclopedia) Montmagny, Charles Jacques Huault deMontmagny, Charles Jacques Huault deshärl zhäk üōˈ də môNmänyēˈ [key], fl.1622–54, governor of New France (1636–48). He was an administrator in New…McNary Dam
(Encyclopedia) McNary Dam, 7,265 ft (2,214 m) long and 183 ft (56 m) high, on the Columbia River between Oregon and Washington, near Umatilla, Oreg.; built 1947–56 by the U.S. Corps of Engineers.…Inn, river, Switzerland, Austria, and Germany
(Encyclopedia) InnInnĭn [key], river, c.320 mi (515 km) long, rising near the Lake of Sils, SE Switzerland. It flows NE through the Engadine valley, then through W Austria, past Innsbruck and Solbad…levitation
(Encyclopedia) levitationlevitationlĕvĭtāˈshən [key], the raising of a human or other body in the air without mechanical aid. The idea is ancient; holy men, both pagan and Christian, were reputed to…Lorain
(Encyclopedia) LorainLorainlôrānˈ [key], city (1990 pop. 71,245), Lorain co., N Ohio, on Lake Erie at the mouth of the Black River; inc. 1834. Once an important ore-shipping point, Lorain has…Trending
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