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Definition of counterterrorism
counterterrorism
/ˌkaʊn.tɚˈter.ɚ.ɪz.əm/
(UK: counter-terrorism)
coun · ter · ter · ror · ism
Adjective:counterterrorist
counterterrorism Lexical Profile
CEFR
B2
Grade
9
Tier
2
Usage
Top 10k
Syllables
6
• noun
1
Political, intelligence, law enforcement, or security measures and strategies designed to prevent, deter, or respond to acts of terrorism.
Example
"International agencies shared intelligence to strengthen global counterterrorism efforts."
• Rhymes for counterterrorism
• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Counterterrorism. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/counterterrorism