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kilowatthour

 - 4 dictionary results

kil⋅o⋅watt-hour

[kil-uh-wot-ouuhr, -ou-er]
–noun
a unit of energy, equivalent to the energy transferred or expended in one hour by one kilowatt of power; approximately 1.34 horsepower-hours. Abbreviation: kWh, kwhr

Origin:
1890–95
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Cultural Dictionary

kilowatt-hour (kwh) [(kil-uh-waht)]

A unit of energy: the expenditure of one kilowatt of power for one hour. A toaster running for an hour will use about this much energy.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: kilowatt–hour
Function: noun
: a unit of work or energy equal to that expended by one kilowatt in one hour
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Science Dictionary
kilowatt-hour  
A unit used to measure energy, especially electrical energy in commercial applications. One kilowatt-hour is equal to one kilowatt of power produced or consumed over a period of one hour, or 3.6 × 106 joules.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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