speedometer

[ spee-dom-i-ter, spi- ]

noun

1. an instrument on an automobile or other vehicle for indicating the rate of travel in miles or kilometers per hour.

speedometer

/ spɪˈdɒmɪtə /

noun

1. a device fitted to a vehicle to measure and display the speed of travel See also mileometer

speedometer

/ spĭ-dŏm′ĭ-tər /

1. An instrument for indicating the speed of a vehicle, typically by measuring the rate of rotation of a wheel or fan whose rate of rotation depends on the speed of the vehicle.
2. Compare odometer

Word History and Origins

Origin of speedometer¹

First recorded in 1900–05; speed + -o- + -meter