countermeasure

[koun-ter-mezh-er]

noun

an opposing, offsetting, or retaliatory measure.

Origin of countermeasure

First recorded in 1920–25; counter- + measure
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for countermeasure

countermeasure

noun

action taken to oppose, neutralize, or retaliate against some other action
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

Word Origin and History for countermeasure
n.

1923, from counter- + measure (n.).

Online Etymology Dictionary, © 2010 Douglas Harper