Wordnet 3.0
ADJECTIVE (1)
1. 
 of or relating to or resulting in redemption; 
- Example: "a redemptive theory about life"- E.K.Brown[syn: redemptive, redemptional, redemptory]
The Collaborative International Dictionary of English v.0.48:
Redemptory \Re*demp"to*ry\ (-t?*r?), a.
   Paid for ransom; serving to redeem. "Hector's redemptory
   price." --Chapman.
   [1913 Webster]
WordNet (r) 3.0 (2006):
redemptory
    adj 1: of or relating to or resulting in redemption; "a
           redemptive theory about life"- E.K.Brown [syn:
           redemptive, redemptional, redemptory]