volt

1 of 2

noun (1)

ˈvōlt 

: 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

2 of 2

noun (2)

ˈvōlt  ˈvȯlt 

1

: a leaping movement in fencing to avoid a thrust

2

a

: 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

Examples of volt in a Sentence

Recent Examples on the Web

Noun

The shock of more than 7,000 volts of electricity shooting through his body blew off his thumb and burned him from the inside out. —Eileen Finan, Peoplemag, 9 Sep. 2024

Compare that to the typical household's electric current, which supplies 120 volts and 15 amps. —Chad Murphy, The Enquirer, 26 June 2024

Indeed, voltage measurements on the nodule surface confirmed the rocks carried as much juice as 0.95 volts. —Shi En Kim, Smithsonian Magazine, 26 July 2024

Car batteries that are fully charged should have a voltage reading of 12.6 volts or higher. —Tiffani Jackson, Fort Worth Star-Telegram, 2 July 2024

Word History

Etymology

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

First Known Use

Noun (1)

1873, in the meaning defined above

Noun (2)

1688, in the meaning defined at sense 1

Phrases Containing volt

• electron volt
• volt-ampere

Kids Definition

volt

noun

ˈvōlt

: a unit of electrical potential difference and electromotive force equal to the difference in potential between two points in a conducting wire carrying a constant current of one ampere when the power used between these two points is equal to one watt

Medical Definition

volt

noun

ˈvōlt 

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