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illusion
illusion definition
il·lu·sion (i lo̵̅o̅′z̸hən)
noun
- a false idea or conception; belief or opinion not in accord with the facts
- an unreal, deceptive, or misleading appearance or image a large mirror giving the illusion of space in a small room
- a false perception, conception, or interpretation of what one sees, where one is, etc.
- the misleading image resulting in such a false impression
- hallucination
- a delicate, gauzy silk tulle used for veils, etc.
Etymology: ME illusioun < OFr illusion < L illusio, a mocking (in LL(Ec), deceit, illusion) < illusus, pp. of illudere, to mock, play with < in-, on + ludere, to play: see ludicrous
Related Forms:
- illusional il·lu′·sional adjective or illusionary il·lu′·sion·ar′y
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