kilometres per hour

(redirected from Kilometers an hour)
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Noun1.kilometres per hour - the ratio of the distance traveled (in kilometers) to the time spent traveling (in hours)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"
References in periodicals archive ?
Above 400 passengers, about one-third more than the existing Acela northeastern corridor express service will be carried by the trains with a maximum speed of 300 kilometers per hour (180 miles per hour), though normal speeds will hover near 260 kilometers an hour.
Wind near its center has risen to 144 kilometers an hour, while the maximum wind-gust speed clocks in at 198 kilometers per hour.
It has a maximum stall speed of 143 kilometers an hour in landing configuration.