kilometres per hour(redirected from Kilometer per hour)
Also found in: Thesaurus, Acronyms.
Switch to new thesaurus
|Noun||1.||kilometres per hour - the ratio of the distance traveled (in kilometers) to the time spent traveling (in hours)|
rate - a magnitude or frequency relative to a time unit; "they traveled at a rate of 55 miles per hour"; "the rate of change was faster than expected"