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[koun-ter-es-pee-uh-nahzh, -nij] /ˌkaʊn tərˈɛs pi əˌnɑʒ, -nɪdʒ/
the detection and frustration of enemy espionage.
Origin of counterespionage
First recorded in 1895-1900; counter- + espionage Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for counterespionage
Historical Examples
  • One of the counterespionage sections was specialized and had only a responsibility for eliminating underground organizations.

    Area Handbook for Albania Eugene K. Keefe
  • They don't bother much with counterespionage, here, but they don't fool when it comes to countersabotage.

    Day of the Moron Henry Beam Piper
  • All thought of functioning in counterespionage against the Russians had moved into the back of his mind.

    Ten From Infinity Paul W. Fairman
  • Your Society is the most efficient espionage and counterespionage group in history, as far as I know.

    Fifty Per Cent Prophet Gordon Randall Garrett
British Dictionary definitions for counterespionage


activities designed to detect and counteract 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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