- a unit of electromotive force, equal to one million volts. Abbreviation: MV
Origin of megavolt
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- one million voltsSymbol: MV
Word Origin and History for megavolt
Online Etymology Dictionary, © 2010 Douglas Harper
- One million volts.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.