Definition of stratospheric adjective from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˌstrætəˈsferɪk//
    ; NAmE NAmE//ˌstrætəˈsferɪk//
    , also NAmE//ˌstrætəˈsfɪrɪk//
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  1. 1(specialist) in the layer of the earth's atmosphere between about 10 and 50 kilometres above the surface of the earth stratospheric clouds/ozone
  2. 2(informal) extremely high stratospheric levels of success