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kilowatt

American  
[kil-uh-wot] / ˈkɪl əˌwɒt /

noun

  1. a unit of power, equal to 1000 watts. kW, kw


kilowatt British  
/ ˈkɪləʊˌwɒt /

noun

  1.  kW.  one thousand watts

"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

kilowatt Scientific  
/ kĭlə-wŏt′ /
  1. A unit of power equal to 1,000 watts.


kilowatt Cultural  
  1. One thousand watts. (See power.)


Etymology

Origin of kilowatt

First recorded in 1880–85; kilo- + watt

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Vocabulary lists containing kilowatt

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.

Power produced by Fervo’s first project won’t be cheap at roughly $7,000 a kilowatt, comparable to some nuclear SMR designs.

From The Wall Street Journal • May 23, 2026

Its big Utah project is expected to cost around $7,000 per kilowatt to build, more than twice as expensive as building a natural gas plant.

From Barron's • May 13, 2026

They found that some hydropower plants give off small amounts of planet-heating gases, while in some extreme cases, emissions can be “greater than those from coal-fired power plants” per kilowatt of electricity generated.

From Los Angeles Times • Apr. 15, 2026

Beyond that, there are 'zero kilowatt zones', 'power-limited periods' and a series of other intricacies that many in F1 believe have made the rules far too convoluted.

From BBC • Apr. 3, 2026

Why is this Jenna Fox so strong, but I feel less powerful than a single kilowatt?

From "The Adoration of Jenna Fox" by Mary E. Pearson

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