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Reynolds number

(Encyclopedia)Reynolds number [for Osborne Reynolds], dimensionless quantity associated with the smoothness of flow of a fluid. It is an important quantity used in aerodynamics and hydraulics. At low velocities flu...

time , sequential arrangement of all events

(Encyclopedia)time, sequential arrangement of all events, or the interval between two events in such a sequence. The concept of time may be discussed on several different levels: physical, psychological, philosophi...

Cunningham, Merce

(Encyclopedia)Cunningham, Merce (Mercier Philip Cunningham), 1919–2009, American modern dancer and choreographer, b. Centralia, Wash. Cunningham studied modern dance with Martha Graham and ballet at Balanchine's ...

silkworm

(Encyclopedia)silkworm, name for the larva of various species of moths, indigenous to Asia and Africa but now domesticated and raised for silk production throughout most of the temperate zone. The culture of silkwo...

Hope, Bob

(Encyclopedia)Hope, Bob, 1903–2003, American comedian, b. London as Leslie Townes Hope; he came to the United States at the age of five. Famous for his “ski-jump” nose, topical humor, superb timing, brashly i...

Middleton, Thomas

(Encyclopedia)Middleton, Thomas, 1580–1627, English dramatist, b. London, grad. Queen's College, Oxford, 1598. His early plays were chiefly written in collaboration with Dekker, Drayton, and others. Between 1604 ...

Nolde, Emil

(Encyclopedia)Nolde, Emil āˈmēl nôlˈdə [key], 1867–1956, German expressionist painter and graphic artist. His original name was Emil Hansen. After teaching in Switzerland (1892–98), Nolde traveled through...

Maier, Vivian

(Encyclopedia)Maier, Vivian, 1926–2009, American photographer, b. Bronx, N.Y. She spent much of her childhood and early adulthood in France, where she began photographing street scenes; she moved in 1951 to New Y...

Matta

(Encyclopedia)Matta (Roberto Sebastián Antonio Matta Echaurren) rōbĕrˈtō sābästyänˈ äntōnˈyō mätˈtä ĕkhärˈrĕn [key], 1911?–2002, Chilean painter who left his native country for Paris (1935) an...