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wind chill

(Encyclopedia)wind chill, the cooling effect of wind and temperature combined, expressed in terms of the effect produced by a lower, windless temperature, also called wind chill factor, wind chill temperature, wind...

megalithic monument

(Encyclopedia)megalithic monument mĕgəlĭthˈĭk [key] [Gr.,=large stone], in archaeology, a construction involving one or several roughly hewn stone slabs of great size; it is usually of prehistoric antiquity. T...

discus throwing

(Encyclopedia)discus throwing, gymnastic exercise of the ancient Greeks, revived in modern times, especially as part of the Olympic games (in which it is an event of the decathlon) and as an event of most other tra...

Commoner, Barry

(Encyclopedia)Commoner, Barry, 1917–2012, American biologist, educator, and activist, one of the founders of the modern environmental movement, b. Brooklyn, N.Y., grad. Columbia (B.A., 1937), Harvard (Ph.D., 1941...

horizon

(Encyclopedia)horizon, in astronomy, roughly circular line bounding an observer's view of the surface of the earth where the sky and earth seem to meet. This is the visible horizon. At sea the visible horizon is a ...

hermeneutics

(Encyclopedia)hermeneutics, the theory and practice of interpretation. During the Reformation hermeneutics came into being as a special discipline concerned with biblical criticism. The Protestant theologian Friedr...

archery

(Encyclopedia)archery, sport of shooting with bow and arrow, an important military and hunting skill before the introduction of gunpowder. England's Charles II fostered archery as sport, establishing in 1673 the wo...

Tooker, George

(Encyclopedia)Tooker, George (George Clair Tooker, Jr.), 1920–2011, American painter, b. Brooklyn, N.Y., grad. Harvard (A.B., 1942), studied (1943–45) Art Students League, New York City, with Reginald Marsh. Pa...

Berdyaev, Nicholas

(Encyclopedia)Berdyaev, Nicholas bĕrdyīˈəf [key], 1874–1948, Russian theologian and religious philosopher, b. Kiev. After an early period as a Marxist, Berdyaev became prominent in a brilliant circle of Russi...

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