Meaning of illusion in English

1. Pronunciation

   /ɪˈluʒən/

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   UK accent

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1. Noun

   illusion

   Etymology

   Middle English (in the sense ‘deceiving, deception’): via Old French from Latin illusio(n-), from illudere‘to mock’, from in-‘against’ + ludere‘play’

   Definitions

   1. an erroneous mental representation
2. 2. something many people believe that is false

   Examples

   • « they have the illusion that I am very wealthy »
3. 3. the act of deluding

   Examples

   • « deception by creating illusory ideas »
4. 4. an illusory feat

   Examples

   • « considered magical by naive observers »