Definition of mirage noun from the Oxford Advanced Learner's Dictionary

     

    mirage

     noun
    noun
    BrE BrE//ˈmɪrɑːʒ//
     
    , BrE//mɪˈrɑːʒ//
     
    ; NAmE NAmE//məˈrɑːʒ//
     
     
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  1. 1an effect caused by hot air in deserts or on roads, that makes you think you can see something, such as water, which is not there
  2. 2a hope or wish that you cannot make happen because it is not realistic synonym illusion His idea of love was a mirage.
  3. Word Origin early 19th cent.: from French, from se mirer ‘be reflected’, from Latin mirare ‘look at’.
See the Oxford Advanced American Dictionary entry: mirage