| optical illusion n. A visually perceived image that is deceptive or misleading. |
optical illusion
n
1. an object causing a false visual impression
2. an instance of deception by such an object
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  optical illusion - an optical phenomenon that results in a false or deceptive visual impressionapparent motion, apparent movement, motion, movement - an optical illusion of motion produced by viewing a rapid succession of still pictures of a moving object; "the cinema relies on apparent motion"; "the succession of flashing lights gave an illusion of movement" mirage - an optical illusion in which atmospheric refraction by a layer of hot air distorts or inverts reflections of distant objects optical phenomenon - a physical phenomenon related to or involving light |
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