/ Dictionary / Index K kWh: Meaning and Definition of Find definitions for: kWh Pronunciation: [key] kilowatt-hour. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Kweiyang KWIC Related Content Daily Word Quiz: hale Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language