noun which may take the genitive case particle 'no', noun
off-campus; outside the school/university
Refers to anything outside the school or university, including locations, activities, and people not affiliated with the institution. Often used as a no-adjective.
You need permission to use off-campus facilities.
He is conducting joint research with researchers outside the university.
学内 means inside the school or university, while 学外 means outside of it.
Compound of 学 (がく, 'learning, school') and 外 (がい, 'outside').