counterspy

[ koun-ter-spahy ]
/ ˈkaʊn tərˌspaɪ /

noun, plural coun·ter·spies.

a spy active in counterespionage.

RELATED WORDS

Origin of counterspy

First recorded in 1935–40; counter- + spy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for counterspy

counterspy

/ (ˈkaʊntəˌspaɪ) /

noun plural -spies

a spy working against or investigating 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