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volt-ampere

American

[vohlt-am-peer, -am-peer] / ˈvoʊltˈæm pɪər, -æmˈpɪər /

noun

Electricity.

an electric measurement unit, equal to the product of one volt and one ampere, equivalent to one watt for direct current systems and a unit of apparent power for alternating current systems. VA

volt-ampere British

/ ˈvəʊltˈæmpɛə /

noun

VA. the product of the potential in volts across an electrical circuit and the resultant current in amperes

"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

volt-ampere Scientific

A unit of electric power equal to the product of one volt and one ampere, equivalent to one watt.

Etymology

Origin of volt-ampere

First recorded in 1895–1900

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.

Verify that the units of a volt-ampere are watts, as implied by the equation P = IV .

From Textbooks • Aug. 12, 2015

The basis of such a system if provided in a unit which is the product of the two units of current and pressure, and which is termed a volt-ampere or watt.

From Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications by Hawkins, Nehemiah

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