volt

noun (1)
\ ˈvōlt How to pronounce volt (audio) \

Definition of volt

 (Entry 1 of 2)

: the practical meter-kilogram-second unit of electrical potential difference and electromotive force equal to the difference of potential between two points in a conducting wire carrying a constant current of one ampere when the power dissipated between these two points is equal to one watt and equivalent to the potential difference across a resistance of one ohm when one ampere is flowing through it

volt

noun (2)
\ ˈvōlt How to pronounce volt (audio) , ˈvȯlt How to pronounce volt (audio) \

Definition of volt (Entry 2 of 2)

1 : a leaping movement in fencing to avoid a thrust
2a : a tread or gait in which a horse going sideways makes a turn around a center
b : a circle traced by a horse in this movement

First Known Use of volt

Noun (1)

1873, in the meaning defined above

Noun (2)

1688, in the meaning defined at sense 1

History and Etymology for volt

Noun (1)

Alessandro Volta

Noun (2)

borrowed from French volte, borrowed from Italian volta "turn," noun derivative of voltare "to turn," going back to Vulgar Latin *volvitāre, frequentative of Latin volvere "to set in a circular course, cause to roll, bring round" — more at wallow entry 1

Learn More About volt

Dictionary Entries Near volt

Volsteadism

volt

Volta

See More Nearby Entries 

Statistics for volt

Last Updated

4 Oct 2021

Cite this Entry

“Volt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/volt. Accessed 28 Nov. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for volt

volt

noun
\ ˈvōlt How to pronounce volt (audio) \

Kids Definition of volt

: a unit for measuring the force that moves an electric current

volt

noun
\ ˈvōlt How to pronounce volt (audio) \

Medical Definition of volt

1 : the practical mks unit of electrical potential difference and electromotive force equal to the difference of potential between two points in a conducting wire carrying a constant current of one ampere when the power dissipated between these two points is equal to one watt and equivalent to the potential difference across a resistance of one ohm when one ampere is flowing through it
2 : a unit of electrical potential difference and electromotive force equal to 1.00034 volts and formerly taken as the standard in the United States

More from Merriam-Webster on volt

Nglish: Translation of volt for Spanish Speakers

Britannica English: Translation of volt for Arabic Speakers

Britannica.com: Encyclopedia article about volt

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!