academic year
US /əˌkæd.em.ɪk ˈjɪr/
UK /əˌkæd.em.ɪk ˈjɪr/

1.
the period of time each year when the schools, colleges, and universities are open and students are attending classes
:
•
The new academic year begins in September.
•
Students are preparing for the upcoming academic year.