coun·​ter·​mea·​sure | \ ˈkau̇n-tər-ˌme-zhər How to pronounce countermeasure (audio) , -ˌmā- \

Definition of countermeasure

: an action or device designed to negate or offset another The most well-known countermeasure by a physician is a malicious-persecution suit against the lawyer who sued him and failed to prove a case.— William J. Curran The Germans had developed a tricky magnetic mine, but the British had developed a countermeasure for this even before the mine was used.— Bernard Brodie and Fawn M. Brodie especially : electronic countermeasure

Examples of countermeasure in a Sentence

Recent Examples on the Web China’s foreign ministry has threatened to take unspecified countermeasures if the measures are passed in the Senate. San Diego Union-Tribune, "China legislature blasts US Congress over Hong Kong," 18 Oct. 2019 The root cause of [Iran’s] countermeasures are obvious to us. Erin Cunningham,, "US accuses Iran of ‘nuclear extortion’ at emergency meeting of atomic energy watchdog," 10 July 2019 The aggressive countermeasures were part of a broader, ongoing effort by Twitch to carve out a safer space for the 500,000 streamers who go live on the platform each day. Jeff Green,, "How Amazon’s Twitch protects its LGBT community from online harassment," 8 July 2019 Basic-economy fares started as tests in select markets, originally pitched by airlines as a countermeasure to discount airlines, then spread world-wide. Scott Mccartney, WSJ, "Are Your Frequent-Flier Miles About to Lose Value?," 19 Dec. 2018 The newfound glasnost on Novichoks, also known as fourth-generation nerve agents, should spur research on their mechanism of action and on countermeasures and treatments. Richard Stone, Science | AAAS, "Poison used in recent attack on Russian spy may soon be banned," 23 Oct. 2019 The move green-lights the Trump administration to slap countermeasures on the 28-member bloc and follows a WTO ruling in May 2018 on the Airbus subsidies. Washington Post, "The Latest: US plans tariffs on EU cheese, wine, aircraft," 3 Oct. 2019 Next, Limoli and his team will try to develop countermeasures for this observed impairment and replicate these studies in female mice with more focus on the basis of the neurocognitive effects, Limoli said. Ashley Strickland, CNN, "A mission to Mars could cause learning impairment and anxiety, study says," 5 Aug. 2019 Some of the countermeasures will take effect starting Sept. 1, while the rest will come into effect from Dec. 15, according to the announcement from China’s Finance Ministry. Joshua Gallu, Fortune, "Trump Poised to Escalate China Trade War Even Further Within Hours," 23 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'countermeasure.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of countermeasure

1923, in the meaning defined above

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Time Traveler for countermeasure

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The first known use of countermeasure was in 1923

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Last Updated

6 Dec 2019

Cite this Entry

“Countermeasure.” The Dictionary, Merriam-Webster Inc., Accessed 7 December 2019.

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How to pronounce countermeasure (audio)

English Language Learners Definition of countermeasure

: an action or device that is intended to stop or prevent something bad or dangerous

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