Speedometer is a related term of speedometry.
As nouns the difference between speedometer and speedometry
is that speedometer is a device that measures, and indicates the current speed of a vehicle while speedometry is the measurement of speed.
speedometer
English
Alternative forms
* speedometre (nonstandard)
Noun
(
wikipedia speedometer)
(
en noun)
A device that measures, and indicates the current speed of a vehicle.
Such a device incorporating an odometer.
Synonyms
* (device that measures speed) tachometer
speedometry
English
Noun
(-)
The measurement of speed
Related terms
*speedometer