Source : Webster's Revised Unabridged Dictionary (1913)

Consultative \Con*sult"a*tive\, a.
   Pertaining to consultation; having the privilege or right of
   conference. ``A consultative . . . power.'' --Abp. Bramhall.

Source : WordNet®

consultative
     adj : giving advice; "an advisory memorandum", "his function was
           purely consultative" [syn: {advisory}, {consultatory},
           {consultive}]