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 Heat pumps can offer multiple kilowatt-hours of heat per kilowatt-hour of electricity, thanks to physics. Chris Baraniuk, WIRED, 2 July 2024 From 2010 to 2024, BGE’s gas delivery rates more than tripled, rising from 26 cents to 85 cents per therm, and its electricity delivery rates more than doubled from 2.5 cents to 6.2 cents per kilowatt-hour (kWh). David S. Lapp, Baltimore Sun, 25 June 2024 Under a pending proposal by Eversource, the largest utility company in the state, the cost for generating electricity would drop from 14.71 cents per kilowatt-hour to 8.99 cents on July 1. Christopher Keating, Hartford Courant, 26 May 2024 The overall cost per kilowatt-hour, the standard unit used to measure individual electricity usage, has also increased in recent years. Natalie Wallington, Kansas City Star, 5 June 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 27 Jul. 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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