Pronunciation: (ô-tom'u-ton", -tn), [key]
—pl. -tons, -taPronunciation: (-tu). [key]
1. a mechanical figure or contrivance constructed to act as if by its own motive power; robot.
2. a person or animal that acts in a monotonous, routine manner, without active intelligence.
3. something capable of acting automatically or without an external motive force.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.