noun
watt
wot
noun
1
The standard unit of power, equal to one joule of energy transferred per second.
"The light bulb uses only 10 watts of power."
How to Use Watt
Learner’s notesIn plain EnglishThe unit used to measure how much power something uses or produces.
Common pairings
60-watt bulb
watts of power
Word Forms
watts plural
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The light bulb uses only 10 _____ of power.
Etymology
Named after the Scottish engineer James Watt, whose improvements to the steam engine made him a defining figure of the Industrial Revolution.