counterintelligence

coun·ter·in·tel·li·gence

 (koun′tər-ĭn-tĕl′ə-jəns)

n.

The branch of an intelligence service charged with keeping sensitive information from an enemy, deceiving that enemy, preventing subversion and sabotage, and collecting political and military information.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

counterintelligence

(ˌkaʊntərɪnˈtɛlɪdʒəns)

n

1. (Military) activities designed to frustrate enemy espionage

2. (Military) intelligence collected about enemy espionage

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

coun•ter•in•tel•li•gence

(ˌkaʊn tər ɪnˈtɛl ɪ dʒəns)

n.

1. the activity of an intelligence service engaged in thwarting the subversive or intelligence-gathering efforts of a foreign power.

2. an organization engaged in counterintelligence.

[1935–40]

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

counterintelligence

Information gathered and activities conducted to protect against espionage, other intelligence activities, sabotage, or assassinations conducted by or on behalf of foreign governments or elements thereof, foreign organizations, or foreign persons, or international terrorist activities. Also called CI. See also counterespionage; countersabotage; countersubversion; security; security intelligence.

Dictionary of Military and Associated Terms. US Department of Defense 2005.

Thesaurus

Noun

1.

counterintelligence - intelligence activities concerned with identifying and counteracting the threat to security posed by hostile intelligence organizations or by individuals engaged in espionage or sabotage or subversion or terrorism counterespionage - spying on the spies act of terrorism, terrorism, terrorist act - the calculated use of violence (or the threat of violence) against civilians in order to attain goals that are political or religious or ideological in nature; this is done through intimidation or coercion or instilling fear security intelligence - intelligence on the identity and capability and intentions of hostile individuals or organizations that may be engaged in espionage or sabotage or subversion or terrorism censoring, censorship, security review - counterintelligence achieved by banning or deleting any information of value to the enemy intelligence activity, intelligence operation, intelligence - the operation of gathering information about an enemy countersubversion - the aspect of counterintelligence designed to detect and prevent subversive activities counter-sabotage - counterintelligence designed to detect and counteract sabotage

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