kilowatt-hour

noun

kilo·​watt-hour ˈki-lə-ˌwät-ˈau̇(-ə)r How to pronounce kilowatt-hour (audio)
ˈkē-lə-
: a unit of work or energy equal to that expended by one kilowatt in one hour or to 3.6 million joules

Examples of kilowatt-hour in a Sentence

Recent Examples on the Web And that shows that there's been a 1 percent increase nationwide per kilowatt-hour in EV charging prices. Michael Calore Aarian Marshall, WIRED, 22 Aug. 2024 Public fast chargers increased from an average of 45 cents per kilowatt-hour at the end of March to 46 cents per kilowatt-hour at the end of June. Aarian Marshall, WIRED, 22 Aug. 2024 Kraus, Lightship’s president, said the towable trailer’s electric powertrain has up to 80 kilowatt-hours of onboard battery capacity, which allows the trailer to propel itself. Judith Kohler, The Denver Post, 15 Aug. 2024 Just to complicate matters, there are also three versions of the standard Roadster, taking their names from the capacity of their batteries in kilowatt-hours: the 3.5, 4.5 and 6. New Atlas, 15 Aug. 2024 See all Example Sentences for kilowatt-hour 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'kilowatt-hour.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1892, in the meaning defined above

Time Traveler
The first known use of kilowatt-hour was in 1892

Dictionary Entries Near kilowatt-hour

Cite this Entry

“Kilowatt-hour.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/kilowatt-hour. Accessed 29 Sep. 2024.

Kids Definition

kilowatt-hour

noun
: a unit of work or energy equal to that expended by one kilowatt in one hour and equal to 3.6 million joules

Medical Definition

kilowatt-hour

noun
: a unit of work or energy equal to that expended by one kilowatt in one hour
Last Updated: - Updated example sentences
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