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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
While the average price for electricity in the U.S. is about 16.8 cents per kilowatt-hour, Arbor discovered a wide range between states. Ben Kesslen, Quartz, 10 Dec. 2024 The kicker: Li-S batteries are expected to cost less than half the price per kilowatt-hour than Li-ion. New Atlas, 6 Dec. 2024 For comparison, residents in neighboring states Oregon, Nevada and Arizona only pay 15 cents, 13 cents and 12 cents per kilowatt-hour respectively. Mark R. Weaver, Newsweek, 4 Dec. 2024 During a recent United Nations climate conference, task force members proposed a climate tax on crypto mining set at $0.045 per kilowatt-hour (kWh) of electricity consumed. Andrew Leahey, Forbes, 26 Nov. 2024 See all Example Sentences for kilowatt-hour 

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 21 Dec. 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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