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Cunningham, Imogen
(Encyclopedia)Cunningham, Imogen, 1883–1976, American photographer, b. Portland, Oreg. Cunningham began taking pictures in 1901. After study abroad she opened a studio in Seattle in 1910 and for six decades produ...audio frequency
(Encyclopedia)audio frequency: see sound; radio. ...grunt
(Encyclopedia)grunt, common name for members of the family Haemulidae, carnivorous fish of warm seas, most species of which are small and brightly colored. They are sound-producers, creating their noises by grindin...Meares, John
(Encyclopedia)Meares, John mērz [key], 1756?–1809, British naval officer, explorer, and trader. He served in the navy, in which he attained the rank of lieutenant, until after the Peace of Paris (1783), when he ...White, Peregrine
(Encyclopedia)White, Peregrine, 1620–1704, first child born to English parents in New England. He was born on the Mayflower as she lay at anchor in Cape Cod Bay on Nov. 20. He became a citizen of Marshfield, Mass...hydrophone
(Encyclopedia)hydrophone hīˈdrəfōnˌ [key], device that receives underwater sound waves and converts them to electrical energy; the voltage generated can then be read on a meter or played through a loudspeaker....Chatsworth
(Encyclopedia)Chatsworth, estate, Derbyshire, central England, near Chesterfield. It is the seat of the dukes of Devonshire. Begun in 1552, the present Classical-style Chatsworth House was rebuilt in 1686. It has n...Allen, Woody
(Encyclopedia)Allen, Woody, 1935–, American actor, writer, and director, one of contemporary America's leading filmmakers, b. Brooklyn, N.Y., as Allen Stewart Konigsberg. Allen began his career writing for televi...speed
(Encyclopedia)speed, change in distance with respect to time. Speed is a scalar rather than a vector quantity; i.e., the speed of a body tells one how fast the body is moving but not the direction of the motion. If...stroboscope
(Encyclopedia)stroboscope strŏbˈəskōp [key], optical instrument for making a moving object appear to be slowed down or stationary. This effect is created by interrupting the observer's view so that the object i...Browse by Subject
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