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km/h

British  

abbreviation

  1. kilometres per hour

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

As the flare intensified, X ray output surged dramatically, accelerating particles to speeds of 40 to 50 percent of the speed of light, or roughly 431 to 540 million km/h.

From Science Daily

That is swift on Earth but slow compared with winds near the Eddington limit around supermassive black holes, where outflows can reach 20 to 30 percent of light speed, more than 200 million km/h.

From Science Daily

It has since strengthened, with maximum sustained winds increasing from 150 km/h to 155 km/h.

From BBC

The highest level-five order was issued to millions of residents in the southern island of Kyushu as the storm approached on Thursday, with winds of up to 252 km/h.

From BBC

He bowled just one over, hitting around 140 km/h, fast for most bowlers but below Yadav's usual standard.

From BBC