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voltage

American  
[vohl-tij] / ˈvoʊl tɪdʒ /

noun

Electricity.

  1. electromotive force or potential difference expressed in volts. volt.

voltage British  
/ ˈvəʊltɪdʒ /

noun

  1. an electromotive force or potential difference expressed in volts

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
voltage Scientific  
/ vōl′tĭj /

  1. A measure of the difference in electric potential between two points in space, a material, or an electric circuit, expressed in volts.

Etymology

Origin of voltage

First recorded in 1885–90; volt 1 + -age

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

By using Ohm's Law, where voltage times conductance equals current, the device performs calculations directly as electricity flows through it.

From Science Daily • Apr. 7, 2026

"The reactive power assets in the system were not able to address the sudden voltage rise," the report said.

From BBC • Mar. 20, 2026

When these sheet-like materials were exposed to very strong magnetic fields, the sideways voltage did not increase smoothly.

From Science Daily • Mar. 1, 2026

These events became even more frequent as voltage increased and as DNA strands grew longer.

From Science Daily • Feb. 9, 2026

They did this for a while, and the rat or mouse stopped going to get the food at a certain amount of voltage.

From "The Perks of Being a Wallflower" by Stephen Chbosky

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.