Definition of oasis noun from the Oxford Advanced American Dictionary

     

    oasis

     noun
    noun
    NAmE//oʊˈeɪsəs//
     
    (pl. oases
    NAmE//oʊˈeɪsiz//
     
    )
     
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  1. 1an area in the desert where there is water and where plants grow
  2. 2a pleasant place or period of time in the middle of something unpleasant or difficult synonym haven an oasis of calm a green oasis in the heart of the city