Dictionary

watt–hour

noun \ˈwät-ˈa(-ə)r\

Definition of WATT-HOUR

:  a unit of work or energy equivalent to the power of one watt operating for one hour
ADVERTISEMENT

First Known Use of WATT-HOUR

1888

Browse

2 ENTRIES FOUND:
Next Word in the Dictionary: watt–hour meterPrevious Word in the Dictionary: WattevilleiteAll Words Near: watt-hour
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears