1. Characterized by vision or foresight.
a. Having the nature of fantasies or dreams; illusory.
b. Existing in imagination only; imaginary.
a. Characterized by or given to apparitions, prophecies, or revelations.
b. Given to daydreams or reverie; dreamy.
a. Not practicable or realizable; utopian: visionary schemes for getting rich.
b. Tending to envision things in perfect but unrealistic form; idealistic.
n. pl. vi·sion·ar·ies
1. One who is given to impractical or speculative ideas; a dreamer.
2. One who has visions; a seer.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.