coun·​ter·​mea·​sure | \ˈkau̇n-tər-ˌme-zhər, -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

The European Commission said that specific countermeasures would come Friday. Washington Post, "European leaders plan to hit back against Trump’s steel and aluminum tariffs," 2 June 2018 The Global Hawk also lacks de-icing equipment and countermeasures against Russian SAMs. Erik Schechter, Popular Mechanics, "What Made the SR-71 Blackbird Such a Badass Plane," 28 Apr. 2015 The European Union reiterated its threat to impose countermeasures if the U.S. doesn’t grant the bloc a permanent exemption from American steel and aluminum tariffs, a decision the Trump administration postponed for 30 days earlier this week. Viktoria Dendrinou,, "EU Reiterates Threat to Retaliate Against U.S. Tariffs," 4 May 2018 Installing large mirrors on your vehicle is about the only effective countermeasure. Anchorage Daily News, "If you want to survive the Glenn Highway commute, knowing driver types can be helpful," 16 Mar. 2018 The countermeasures all make that speculation somewhat less powerful. Peter Bright, Ars Technica, "Here’s how, and why, the Spectre and Meltdown patches will hurt performance," 11 Jan. 2018 Also, President Trump has slapped tariffs on imports that have provoked tit-for-tat countermeasures by other countries in an escalating trade war that’s starting to unnerve U.S. corporations. Paul Davidson, USA TODAY, "The economy added robust 213,000 jobs in June," 6 July 2018 Also, the Mod 7 decreases vulnerability to enemy countermeasures and allows the torpedo to transmit and receive over a wider frequency band, Lockheed and Navy developers say. Kris Osborn, Fox News, "Navy pursues new long-range, stealthy and precise Mk 48 heavyweight attack torpedo," 25 June 2018 While China steers investment into favoured sectors, America adopts countermeasures. The Economist, "A threatened trade war between China and America may be on hold," 24 May 2018

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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Statistics for countermeasure

Last Updated

8 Nov 2018

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Time Traveler for countermeasure

The first known use of countermeasure was in 1923

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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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Comments on countermeasure

What made you want to look up countermeasure? Please tell us where you read or heard it (including the quote, if possible).


noxious or harmful

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