ideational

from WordNet (r) 3.0 (2006)

ideational
    adj 1: being of the nature of a notion or concept; "a plan
           abstract and conceptional"; "to improve notional
           comprehension"; "a notional response to the question"
           [syn: {conceptional}, {ideational}, {notional}]

from The Collaborative International Dictionary of English v.0.48

Ideational \I`de*a"tion*al\, a.
   Pertaining to, or characterized by, ideation.
   [1913 Webster]

         Certain sensational or ideational stimuli. --Blackw.
                                                  Mag.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

40 Moby Thesaurus words for "ideational":
      bright, conceptive, conceptual, creative, discursive, esemplastic,
      fanciful, fecund, fertile, germinal, ideal, ideative, ideological,
      imaginative, ingenious, inspired, intellectual, intelligent,
      inventive, knowing, noetic, not so dumb, notional, original,
      originative, pregnant, productive, prolific, rational, reasonable,
      sane, seminal, sensible, shaping, sophic, strong-minded, teeming,
      theoretical, understanding, visioned