visionary

/ˈvi-zhə-ˌner-ē/

adjective

  1. having or marked by foresight and imagination

  2. of the nature of a vision : illusory

  3. incapable of being realized or achieved : utopian

a visionary leader

imaginary fanciful visionary fantastic chimerical quixotic mean unreal or unbelievable. imaginary applies to something which is fictitious and purely the product of one's imagination. fanciful suggests the free play of the imagination.

noun

  1. one having unusual foresight and imagination

  2. one whose ideas or projects are impractical : dreamer

  3. one who sees visions : seer

a visionary in the computer industry