IBDA-C vs act of terrorism

IBDA-C and act of terrorism both are nouns.

Word	Noun	Adjective	Verb	Adverb
IBDA-C	Yes	No	No	No
act of terrorism	Yes	No	No	No

IBDA-C (noun)	act of terrorism (noun)
a Turkish terrorist organization that claimed responsibility for bombing a British consulate and bank in Istanbul; a violent opponent of Turkey's secular government and its ties to the European Union and NATO	the calculated use of violence (or the threat of violence) against civilians in order to attain goals that are political or religious or ideological in nature; this is done through intimidation or coercion or instilling fear