Difference between Odometer and Tachometer

What is the difference between Odometer and Tachometer?

Odometer as a noun is an instrument attached to the wheel of a vehicle, to measure the distance traversed. while Tachometer as a noun is a device for measuring the revolutions per minute (rpms) of a revolving shaft, as with the driveshaft of an automobile.

Odometer

Part of speech: noun

Definition: An instrument attached to the wheel of a vehicle, to measure the distance traversed. A wheel used by surveyors, which registers distance traversed.

Tachometer

Part of speech: noun

Definition: A device for measuring the revolutions per minute (RPMs) of a revolving shaft, as with the driveshaft of an automobile.A device for measuring or indicating velocity or speed, as of blood, a river, a machine, etc..

We hope you now know whether to use Odometer or Tachometer in your sentence.

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