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graph

(Encyclopedia)graph, figure that shows relationships between quantities. The graph of a function y=f (x) is the set of points with coordinates [x, f (x)] in the xy-plane, when x and y are numbers. A similar definit...

model and modeling

(Encyclopedia)model and modeling, in painting, the use of light and shade to simulate volume in the representation of solids. In sculpture the terms denote a technique involving the use of a pliable material such a...

Point Barrow

(Encyclopedia)Point Barrow, northernmost point of Alaska, on the Arctic Ocean, at lat. 71°23′N and long. 156°30′W. Visited in 1826 by Frederick W. Beechey, a British explorer, and named by him for the British...

phenomenon

(Encyclopedia)phenomenon, an observable fact or event; in philosophy the definitions and uses of the term have varied. In the philosophy of Aristotle phenomena were the objects of the senses (e.g., sights and sound...

Buridan, Jean

(Encyclopedia)Buridan, Jean byo͝orˈĭdən, Fr. zhäN bürēdäNˈ [key], d. c.1358, French scholastic philosopher. Rector of the Univ. of Paris, he was a follower of William of Occam and a nominalist. Buridan pro...

Yesenin, Sergei Aleksandrovich

(Encyclopedia)Yesenin, Sergei Aleksandrovich syĭrgāˈ əlyĭksänˈdrəvĭch yĭsyāˈnĭn [key], 1895–1925, Russian poet. Yesenin was the most popular poet of the early revolution and the object of a considera...

shock wave

(Encyclopedia)shock wave, wave formed of a zone of extremely high pressure within a fluid, especially the atmosphere, that propagates through the fluid at a speed in excess of the speed of sound. A shock wave is ca...

meteor

(Encyclopedia)meteor, appearance of a small particle flying through space that interacts with the earth's upper atmosphere. While still outside the atmosphere, the particle is known as a meteoroid. Countless meteor...

Assange, Julian Paul

(Encyclopedia)Assange, Julian Paul äsänjˈ [key], 1971–, Australian Internet journalist and activist, founder of WikiLeaks, a whistleblower website that publishes documents and imag...

McCarthy, Joseph Raymond

(Encyclopedia)McCarthy, Joseph Raymond, 1908–57, U.S. senator from Wisconsin (1947–57), b. near Appleton, Wis. He practiced law in Wisconsin and became (1940) a circuit judge. He served with the U.S. marines in...