Source : Webster's Revised Unabridged Dictionary (1913)

Imaginative \Im*ag"i*na*tive\, a. [F. imaginatif.]
   1. Proceeding from, and characterized by, the imagination,
      generally in the highest sense of the word.

            In all the higher departments of imaginative art,
            nature still constitutes an important element.
                                                  --Mure.

   2. Given to imagining; full of images, fancies, etc.; having
      a quick imagination; conceptive; creative.

            Milton had a highly imaginative, Cowley a very
            fanciful mind.                        --Coleridge.

   3. Unreasonably suspicious; jealous. [Obs.] --Chaucer. --
      {Im*ag"i*na*tive*ly}, adv. -- {Im*ag"i*na*tive*ness}, n.

Source : WordNet®

imaginative
     adj : (used of persons or artifacts) marked by independence and
           creativity in thought or action; "an imaginative use of
           material"; "the invention of the knitting frame by
           another ingenious English clergyman"- Lewis Mumford;
           "an ingenious device"; "had an inventive turn of mind";
           "inventive ceramics" [syn: {ingenious}, {inventive}]