counterintelligence
the activity of an intelligence service employed in thwarting the efforts of an enemy's intelligence agents to gather information or commit sabotage. Abbreviation: CI
an organization engaged in counterintelligence. Abbreviation: CI
Origin of counterintelligence
1Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use counterintelligence in a sentence
He said his report would offer Ukraine new insights on how to establish a counter-intelligence campaign against Russian saboteurs.
I may be the world's lousiest secretary, but I'm considered not bad in the counter-intelligence department.
The Observers | G. L. VandenburgThe requirements as to intelligence and counter-intelligence features are primary considerations as to any plan.
Sound Military Decision | U.s. Naval War CollegeSection III will consider the capabilities of the enemy as to counter-intelligence measures.
Sound Military Decision | U.s. Naval War CollegeAnd Mekinese counter-intelligence would make a search for the origin of such improvements.
Talents, Incorporated | William Fitzgerald Jenkins
Counter intelligence measures will be specified where applicable.
Sound Military Decision | U.s. Naval War College
British Dictionary definitions for counterintelligence
/ (ˌkaʊntərɪnˈtɛlɪdʒəns) /
activities designed to frustrate enemy espionage
intelligence collected about enemy espionage
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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