Wordnet 3.0
ADJECTIVE (1)
1. 
 tending to reform; 
- Example: "reformative and rehabilitative agencies"- Example: "reformatory punishment"[syn: reformative, reformatory]
The Collaborative International Dictionary of English v.0.48:
Reformative \Re*form"a*tive\ (r?*f?rm"?*t?v), a.
   Forming again; having the quality of renewing form;
   reformatory. --Good.
   [1913 Webster]
WordNet (r) 3.0 (2006):
reformative
    adj 1: tending to reform; "reformative and rehabilitative
           agencies"; "reformatory punishment" [syn: reformative,
           reformatory]