[n] an illusory feat; considered magical by naive observers
[n] the act of deluding; deception by creating illusory ideas
[n] something many people believe that is false; "they have the illusion that I am very wealthy"
[n] an erroneous mental representation
conjuration, conjuring trick, deception, delusion, fancy, fantasy, head game, legerdemain, magic, magic trick, phantasy, semblance, trick