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auteur

(Encyclopedia)auteur ōtörˈ [key], in film criticism, a director who so dominates the film-making process that it is appropriate to call the director the auteur, or author, of the motion picture. The auteur theor...

vibration

(Encyclopedia)vibration, in physics, commonly an oscillatory motion—a movement first in one direction and then back again in the opposite direction. It is exhibited, for example, by a swinging pendulum, by the pr...

Amacher, Maryanne

(Encyclopedia)Amacher, Maryanne, 1938–2009, American avant-garde composer, b. Kane, Pa. She studied composition with Georg Rochberg at the Univ. of Pennsylvania (B.F.A., 1964), and privately with Karlheinz Stockh...

Declaration of the Rights of Man and Citizen

(Encyclopedia)Declaration of the Rights of Man and Citizen, a fundamental document of French constitutional history, drafted by Emmanuel Sieyès, adopted by the Constituent Assembly on Aug. 26, 1789, and embodied i...

perpetual-motion machine

(Encyclopedia)perpetual-motion machine, device that would be able to operate continuously and supply useful work, in violation of the laws of thermodynamics. A machine that would produce more energy in the form of ...

simple harmonic motion

(Encyclopedia)simple harmonic motion: see harmonic motion. ...

Burbank

(Encyclopedia)Burbank, city (2020 pop.107,337), Los Angeles co., S Calif.; inc. 1911. Tourism and the entertainment industry are central to its economy; several motio...

Sander, August

(Encyclopedia)Sander, August ouˈgo͝ost zänˈdər [key], 1876–1964, Austrian photographer. During his long life Sander made a remarkable composite portrait of the German people. He began his immense work in the...

Wood, Robert Williams

(Encyclopedia)Wood, Robert Williams, 1868–1955, American physicist, b. Concord, Mass., grad. Harvard (B.A., 1891). After studying abroad he became associated with Johns Hopkins as professor of experimental physic...

Vishniac, Roman

(Encyclopedia)Vishniac, Roman vĭshˈnēăk [key], 1897–1990, Russian-American biologist, photographer, linguist, art historian, and philosopher, b. Pavlosk, near St. Petersburg. Vishniac took degrees in medicine...