counterespionage

Use Counterespionage in a sentence

counterespionage

[koun-ter-es-pee-uh-nahzh, -nij]
noun
the detection and frustration of enemy espionage.

Origin:
1895–1900; counter- + espionage

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
counterespionage (ˌkaʊntərˈɛspɪəˌnɑːʒ)
 
n
activities designed to detect and counteract enemy espionage

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Encyclopedia Britannica
Encyclopedia

counterespionage

espionage directed toward detecting and thwarting enemy espionage. See intelligence (in government operations)

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
Stories about espionage and counterespionage, clandestine operations and prisoner-of-war escapes flooded the market after the war.
It was a field for counterespionage and security intelligence.
Mueller also managed security and counterespionage operations.
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