counterintelligence

noun
coun·​ter·​in·​tel·​li·​gence | \ ˌkau̇n-tər-in-ˈte-lə-jən(t)s How to pronounce counterintelligence (audio) \

Definition of counterintelligence

: organized activity of an intelligence service designed to block an enemy's sources of information, to deceive the enemy, to prevent sabotage, and to gather political and military information

Examples of counterintelligence in a Sentence

Recent Examples on the Web

Yet the report did accuse five FBI officials, including former top counterintelligence officer Peter Strzok and former FBI lawyer Lisa Page, of exhibiting anti-Trump bias and former FBI director James Comey of insubordination and poor judgment. Karoun Demirjian, BostonGlobe.com, "Giuliani suggests Trump may pardon Manafort after Mueller’s probe," 18 June 2018 Yet the report did accuse five FBI officials, including former top counterintelligence officer Peter Strzok and former FBI lawyer Lisa Page, of exhibiting anti-Trump bias and former FBI director James Comey of insubordination and poor judgment. Karoun Demirjian, chicagotribune.com, "Giuliani suggests Trump may pardon Manafort after Mueller's probe," 17 June 2018 Yet the report did accuse five FBI officials, including former top counterintelligence officer Peter Strzok and former FBI lawyer Lisa Page, of exhibiting anti-Trump bias and former FBI director James Comey of insubordination and poor judgment. Karoun Demirjian, Anchorage Daily News, "Giuliani suggests Trump may pardon Manafort after Mueller's probe," 17 June 2018 Saccone served as a counterintelligence officer in the Air Force. Washington Post, "2 men, 1 Pennsylvania congressional seat: A look at rivals," 14 Mar. 2018 Others attending included Kushner, Trump campaign chairman Paul Manafort and lobbyist and former Soviet counterintelligence officer Rinat Akhmetshin. Steven T. Dennis, Bloomberg.com, "Grassley Says ‘Spooked’ Kushner Won’t Agree to Russia Interview," 25 Jan. 2018 To open counterintelligence investigations (as opposed to criminal ones) into political figures? Kimberley A. Strassel, WSJ, "Bill Barr’s Hot Mess," 14 Feb. 2019 The documents showed that the National Security Agency had backdoor deals with major Silicon Valley companies, allowing them to use consumer data as the basis of their counterintelligence operations. Nikhil Kalyanpur, Washington Post, "Today, a new E.U. law transforms privacy rights for everyone. Without Edward Snowden, it might never have happened.," 25 May 2018 Rather, the use of an asset is standard practice in counterintelligence operations -- in this case it was likely intended to gather information from campaign advisers who may have been the targets of a Russian espionage operation. Stephen Collinson, CNN, "Trump's norm-breaking is leading to a constitutional fight," 22 May 2018

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

1940, in the meaning defined above

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Last Updated

7 Mar 2019

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The first known use of counterintelligence was in 1940

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More Definitions for counterintelligence

counterintelligence

noun

English Language Learners Definition of counterintelligence

formal : activity meant to hide the truth from an enemy or to prevent the enemy from learning secret information

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