What is the meaning of illusion?

An erroneous mental representation.
- synonyms: semblance
Something many people believe that is false.
- usage: "they have the illusion that I am very wealthy"
- synonyms: fantasy, phantasy, fancy
The act of deluding; deception by creating illusory ideas.
- synonyms: delusion, head game
An illusory feat; considered magical by naive observers.
- synonyms: magic trick, conjuring trick, trick, magic, legerdemain, conjuration, thaumaturgy, deception

|15 years ago|1.4k views|share |citing

APA	WordNet. (2010). illusion. Retrieved September 22, 2026, from http://smartdefine.org/illusion/definitions/1214523
Chicago	WordNet. 2010. "illusion" http://smartdefine.org/illusion/definitions/1214523 (accessed September 22, 2026).
Harvard	WordNet 2010, illusion, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/illusion/definitions/1214523>.
MLA	WordNet. "illusion" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/illusion/definitions/1214523>

Alternative definitions by