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Webster 1913 Edition

(k?r-r?k′sh?n-al)

Adj.

[Cf. F.

correctionnel

Tending to, or intended for, correction; used for correction;

as, a

correctional

institution

Adj.

Tending to or intended for correction.

correctional ‎(comparative more correctional, superlative most correctional)

Of, pertaining to, or intended for correction.
(chiefly US) Of or pertaining to the imprisonment or rehabilitation of convicted criminals.
correctional officer, correctional policy, correctional services.