PEDOM'ETER, n. [L. pes, the foot, and Gr.measure.] An instrument by which paces are numbered as a person walks, and the distance from place to place ascertained. It also marks the revolutions of wheels. This is done by means of wheels with teeth and a chain or string fastened to the foot or to the wheel of a carriage; the wheels advancing a notch at every step or at every revolution of the carriage wheel.
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