(rare, chiefly archaic) Of or pertaining to hearing.
Esoteric, abstruse; (in particular) taught orally to select students and not disseminated.
(education) Based on lectures or exposition by monologue.
Coordinate term: erotematic
[Questions’] employment here does not mark a shift from the acroamatic (lecture-based) to the erotematic (interrogatory) method, for the answers are not known.