[ vohlt-am-peer, -am-peer ]
/ ˈvoʊltˈæm pɪər, -æmˈpɪər /
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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.Abbreviation: VA
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Origin of volt-ampere
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for volt-ampere
/ (ˈvəʊltˈæmpɛə) /
the product of the potential in volts across an electrical circuit and the resultant current in amperesAbbreviation: VA
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
Medical definitions for volt-ampere
[ vōlt′ăm′pîr ]
A unit of electrical power equivalent to 1 watt or one thousandth (10-3) of a kilowatt.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for volt-ampere
A unit of electric power equal to the product of one volt and one ampere, equivalent to one watt.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.