The Collaborative International Dictionary of English v.0.48:

Compensative \Com*pen"sa*tive\, a. [LL. compensativus.]
   Affording compensation.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Compensative \Com*pen"sa*tive\, n.
   Compensation. [R.] --Lamb.
   [1913 Webster]