counterespionage
coun·ter·es·pi·o·nage
noun\ˌkau̇n-tər-ˈes-pē-ə-ˌnäzh, -ˌnäj, -nij, Canada also -ˌnazh; -ˌes-pē-ə-ˈnäzh; -ə-ˈspē-ə-nij\
Definition of COUNTERESPIONAGE
: the activity concerned with detecting and thwarting enemy espionage
See Examples of COUNTERESPIONAGE
- He was involved in counterespionage against Germany in World War II.
First Known Use of COUNTERESPIONAGE
1899
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