Source : Webster's Revised Unabridged Dictionary (1913)

Reformative \Re*form"a*tive\ (r?*f?rm"?*t?v), a.
   Forming again; having the quality of renewing form;
   reformatory. --Good.

Source : WordNet®

reformative
     adj : tending to reform; "reformative and rehabilitative
           agencies"; "reformatory punishment" [syn: {reformatory}]