Source : Webster's Revised Unabridged Dictionary (1913)

Purposive \Pur"po*sive\, a.
   Having or indicating purpose or design. ``Purposive
   characters.'' --Bastian.

         Purposive modification of structure in a bone. --Owen.

         It is impossible that the frog should perform actions
         morepurposive than these.                --Huxley.

Source : WordNet®

purposive
     adj 1: having or showing or acting with a purpose or design;
            "purposive behavior"
     2: having a purpose; "purposive behavior" [syn: {goal-directed}]