Antonyms of adj interscholastic

1 sense of interscholastic

Sense 1
interscholastic, interschool -- (used of competition or cooperation between secondary schools)

INDIRECT (VIA extramural) -> intramural -- (carried on within the bounds of an institution or community; "most of the students participated actively in the college's intramural sports program")

Similarity of adj interscholastic

1 sense of interscholastic

Sense 1
interscholastic, interschool -- (used of competition or cooperation between secondary schools)
       => extramural (vs. intramural) -- (carried on outside the bounds of an institution or community; "extramural sports")