The Collaborative International Dictionary of English v.0.48:

Repressive \Re*press"ive\ (r?-pr?s"?v), a. [Cf. F. r['e]pressif.
   LL. repressivus.]
   Having power, or tending, to repress; as, repressive acts or
   measures. -- Re*press"ive*ly, adv.
   [1913 Webster]