Synonyms and Antonyms of optical illusions
an image that tricks a person's vision
- Some may dismiss what we witnessed that night as an optical illusion, but we firmly believe it was a UFO.
chimeras, conceits, daydreams, delusions, dreams, fancies, fantasies (also phantasies), figments, hallucinations, illusions, nonentities, phantasms (also fantasms), pipe dreams, unrealities, visions
ignes fatui, will-o'-the-wisps
concoctions, fables, fabrications, fictions, inventions
cloudlands, Shangri-las, utopias
contrivances, creativities, ideations, mind's eyes, originalities