academic term vs academic session

academic term and academic session both are nouns.

Word	Noun	Adjective	Verb	Adverb
academic term	Yes	No	No	No
academic session	Yes	No	No	No

As nouns, academic term and academic session are synonyms defined as:

academic term and academic session: the time during which a school holds classes

Other synonyms of academic term include school term, session.

academic term (noun)	academic session (noun)
the time during which a school holds classes	the time during which a school holds classes