Odometer

Instrument used for measuring the distance traveled by a vehicle

An odometer or odograph is an instrument used for measuring the distance traveled by a vehicle, such as a bicycle or car. The device may be electronic, mechanical, or a combination of the two (electromechanical). The noun derives from ancient Greek ὁδόμετρον, hodómetron, from ὁδός, hodós ('path' or 'gateway') and μέτρον, métron ('measure').

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