Definition of kilowatt-hour
: a unit of work or energy equal to that expended by one kilowatt in one hour or to 3.6 million joules
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First Known Use of kilowatt-hour
1892
KILOWATT-HOUR Defined for English Language Learners
Definition of kilowatt-hour for English Language Learners
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: a unit of work or energy equal to the amount produced by one kilowatt in one hour
Medical Dictionary
kilowatt-hour
medical Definition of kilowatt-hour
: a unit of work or energy equal to that expended by one kilowatt in one hour
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