volt·​age | \ ˈvōl-tij \

Definition of voltage

1 : electric potential or potential difference expressed in volts
2 : intensity of feeling

Examples of voltage in a Sentence

We measured the change in voltage across the circuit.

Recent Examples on the Web

High-voltage direct-current (HVDC) lines are more expensive, but carry more power with less loss, so they are typically used for long-distance lines. David Roberts, Vox, "A massive new study confirms a national energy grid would pay for itself.," 3 Aug. 2018 Barriers created by low-voltage wires keep the robo-mower corralled within your lawn. Maria Carter, Country Living, "The Roomba for Lawns Is a Yard Work Game-Changer," 19 Apr. 2017 Related The utility disclosed last month that a problem occurred on one of its high-voltage power lines in Northern California 15 minutes before the start of the Camp Fire was reported in the area on Nov. 8. Nicole Friedman, WSJ, "The Bond That Could Be Wiped Out by California’s Wildfires," 5 Dec. 2018 But a recharging station with six of these high-voltage chargers would put enough strain on the electricity grid to cause a blackout and melt ordinary power cables, said Ulrich Spiesshofer, ABB’s chief executive. Jack Ewing, New York Times, "Racing Series Helps Show the Way to a Battery-Powered Future," 5 July 2018 Power is generated at large power plants and fed into high-voltage transmission lines, which can carry it over long distances. David Roberts, Vox, "Clean energy technologies threaten to overwhelm the grid. Here’s how it can adapt.," 30 Nov. 2018 Overclocking uses a combination of these two changes and slight increases in the voltage of the power fed to the processor to increase the overall performance of the system and get more for your money. Richard Baguley, Ars Technica, "Review: Intel’s 9th Gen Core i9 9900K processor hits 5GHz—just at a price," 17 Nov. 2018 Nvidia is running its own workload to test the limits of a GPU by pushing its clock speeds and checking the voltage curve to detect any failures. Tom Warren, The Verge, "Nvidia brings one-click overclocking to its graphics cards," 14 Sep. 2018 As humidity drops, the voltage of static discharges goes up, turning everyday items into (very) mild threats. Josh Hafner, USA TODAY, "Static electricity: How to avoid shocks in cold, dry weather," 3 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'voltage.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of voltage

1890, in the meaning defined at sense 1

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Statistics for voltage

Last Updated

31 Dec 2018

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Time Traveler for voltage

The first known use of voltage was in 1890

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More Definitions for voltage



English Language Learners Definition of voltage

: the force of an electrical current that is measured in volts


volt·​age | \ ˈvōl-tij \

Kids Definition of voltage

: electric force measured in volts the voltage of a current


volt·​age | \ ˈvōl-tij \

Medical Definition of voltage

: electrical potential or potential difference expressed in volts

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More from Merriam-Webster on voltage

Spanish Central: Translation of voltage

Nglish: Translation of voltage for Spanish Speakers

Britannica.com: Encyclopedia article about voltage

Comments on voltage

What made you want to look up voltage? Please tell us where you read or heard it (including the quote, if possible).


tremendous in size, volume, or degree

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