Source : Webster's Revised Unabridged Dictionary (1913)

Abstractive \Ab*strac"tive\, a. [Cf. F. abstractif.]
   Having the power of abstracting; of an abstracting nature.
   ``The abstractive faculty.'' --I. Taylor.

Source : WordNet®

abstractive
     adj : of an abstracting nature or having the power of abstracting;
           "abstractive analysis"