wishful thinker

from WordNet (r) 3.0 (2006)

wishful thinker
    n 1: a person who escapes into a world of fantasy [syn:
         {escapist}, {dreamer}, {wishful thinker}]

from Moby Thesaurus II by Grady Ward, 1.0

19 Moby Thesaurus words for "wishful thinker":
      Don Quixote, Quixote, daydreamer, dreamer, dreamer of dreams,
      enthusiast, escapist, idealist, lotus-eater, prophet, rhapsodist,
      romancer, romantic, romanticist, seer, utopian, utopianist,
      utopianizer, visionary