“Kinetic Art: Art that moves, driven by atmospheric forces (e.g. Alexander Calder’s mobiles) or by motors, magnets, etc. Retrospectively applied to sculpture in motion created since the 1920s, recent kinetic art includes machine ‘sculptures’ by the art collective Survival Research Laboratory.”
Excerpted from: Diamond, David G. The Bulfinch Pocket Dictionary of Art Terms. Boston: Little Brown, 1992.