Entry 1 sense Webster, 1913

Correctional

/(k?r-r?k"sh?n-al)/ · Cor·rec·tion·al · IPA /kərˈɛkʃənəl/

01 a. Tending to, or intended for, correction; used for correction; as, a correctional institution.

1.
Tending to, or intended for, correction; used for correction; as, a correctional institution.