counterespionage

noun
coun·​ter·​es·​pi·​o·​nage | \ ˌkau̇n-tər-ˈe-spē-ə-ˌnäzh How to pronounce counterespionage (audio) , -ˌnäj, -nij, Canadian also -ˌnazh; -ˌe-spē-ə-ˈnäzh; -ə-ˈspē-ə-nij \

Definition of counterespionage

: the activity concerned with detecting and thwarting enemy espionage

Examples of counterespionage in a Sentence

He was involved in counterespionage against Germany in World War II.
Recent Examples on the Web Haugen worked on Facebook’s Civic Integrity team, focusing on misinformation and counterespionage. Washington Post, 22 Oct. 2021 And her role on Facebook’s civic integrity team, working on misinformation and counterespionage, uniquely positioned her to have insight into some of the company’s most significant challenges. Washington Post, 11 Oct. 2021 Haugen argued that Facebook understaffs a counterespionage team, which is overwhelmed by Chinese and other state actors who use the platform to track political opponents and spread disinformation. Eamon Barrett, Fortune, 7 Oct. 2021 Operating with little oversight, the obscure unit opened cases ranging from counterespionage to background searches on US residents who wrote innocuous letters to the department’s top official, the review found. BostonGlobe.com, 3 Sep. 2021 The Senate report laid out how those fears fueled an aggressive, unauthorized counterespionage effort inside a department that houses scientific agencies staffed by researchers from around the world. New York Times, 16 July 2021 Operating with little oversight, the obscure unit opened cases ranging from counterespionage to background searches on U.S. residents who wrote innocuous letters to the department’s top official, the review found. Shawn Boburg, Anchorage Daily News, 3 Sep. 2021 The Senate report laid out how those fears fueled an aggressive, unauthorized counterespionage effort inside a department that houses scientific agencies staffed by researchers from around the world. New York Times, 16 July 2021 The Senate report laid out how those fears fueled an aggressive, unauthorized counterespionage effort inside a department that houses scientific agencies staffed by researchers from around the world. New York Times, 16 July 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'counterespionage.' 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 counterespionage

1899, in the meaning defined above

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Time Traveler for counterespionage

Time Traveler

The first known use of counterespionage was in 1899

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Dictionary Entries Near counterespionage

counterenamel

counterespionage

counteretch

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Last Updated

27 Oct 2021

Cite this Entry

“Counterespionage.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/counterespionage. Accessed 30 Nov. 2021.

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More Definitions for counterespionage

counterespionage

noun

English Language Learners Definition of counterespionage

: the activity of preventing or stopping enemies from spying

More from Merriam-Webster on counterespionage

Thesaurus: All synonyms and antonyms for counterespionage

Britannica.com: Encyclopedia article about counterespionage

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