odometer
odometer (o*dom"e*tẽr) , noun
[Greek "odo`metron, "odo`metros, an instrument for measuring distance; "odo`s way + me`tron measure: compare French odométre, hodométre. See also hodometer.]
An instrument attached to a vehicle or connected, as by a flexible cable, to the wheel of a vehicle, which measures the distance traversed.
2.
A hodometer.