Definition of "kilowatt-hour" []

• A unit of electric energy equal to the work done by one kilowatt acting for one hour. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The work of such a current for one hour is called a _kilowatt-hour_, and in our cities, where electricity is generated from steam, the retail price of a kilowatt-hour varies from"
• "In the paper, they project batteries that cost $250 per kilowatt-hour, which is less than half of today's prices."
• "The Leaf or comparable EV operating on electricity at the national average of 11 cents per kilowatt-hour will cost 2.6 cents per mile."