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.
The new tax will add 3 cents per kilowatt-hour of electricity charged to the vehicle, and charging station operators will add the tax to their selling prices. Maia Pandey, Journal Sentinel, 20 Nov. 2024 According to the Energy Information Administration, in the U.S., commercial electricity rates have risen to an average of about 13.5 cents per kilowatt-hour as of mid-2023, an approximate 18 % jump over the past five years. Dianne Plummer, Forbes, 6 Nov. 2024 To give a little context, a WUE of 0.2 L/kWh indicates a data center is using less than a cup of water per kilowatt-hour. Sanam Mahoozi, Forbes, 3 Nov. 2024 The sticker also shows the number of kilowatt-hours of electricity that’s needed to run the vehicle for 100 miles (this is expressed as kWh/100 miles). Jim Gorzelany, Forbes, 3 Oct. 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 2 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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