Definitions for kilowatt-hour
Random House Webster's College Dictionary
a unit of energy, equivalent to the energy transferred or expended in one hour by one kilowatt of power; approximately 1.34 horsepower-hours.
Category: Electricity and Magnetism
Ref: Abbr.: kWh , kwh
Origin of kilowatt-hour:
a unit of electrical energy equal to that done by one kilowatt acting for one hour
a u201Cunitu201D of electrical consumption by which domestic consumers are charged
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