counterintelligence
noun/ˌkaʊntərɪnˈtɛlɪdʒəns/
Frequency rank: #17,998 of 20,003 in the WORDED list (wordfreq data)
Meaning
Activities designed to prevent enemy intelligence services from gathering information or conducting sabotage.
Example sentence
The agency hired more agents to strengthen its counterintelligence operations against foreign spies.
Synonyms & related words
- espionage
- surveillance
- spycraft
- security
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