counterterrorism

noun

coun·​ter·​ter·​ror·​ism ˌkau̇n-tər-ˈter-ər-ˌi-zəm How to pronounce counterterrorism (audio)
variants or counter-terrorism
: measures designed to combat or prevent terrorism
an expert in counterterrorism
often used before another noun
a local counterterrorism council
new counter-terrorism policies/measures

Examples of counterterrorism in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
An Israeli security official told Fox News Digital that any deal would need to include guarantees that Israel retains counterterrorism access to prevent Hamas from reemerging. Efrat Lachter, FOXNews.com, 6 July 2025 American Exceptionalism in Film & TV Just under two months after the terrorist attacks on September 11, 2001, Fox premiered 24, starring Kiefer Sutherland as counterterrorism agent Jack Bauer. Katie Campione, Deadline, 4 July 2025 The intelligence component is a significant part of the counterterrorism response, according to Weiner. Mark Morales, CNN Money, 4 July 2025 The 2001 Authorization for Use of Military Force (AUMF) is a joint resolution passed by Congress that authorized counterterrorism operations by U.S. military forces against those responsible for the 9/11 attacks. Mariam Khan, ABC News, 23 June 2025 See All Example Sentences for counterterrorism

Word History

First Known Use

1864, in the meaning defined above

Time Traveler
The first known use of counterterrorism was in 1864

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Cite this Entry

“Counterterrorism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/counterterrorism. Accessed 22 Jul. 2025.

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