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

     

    aridity

     noun
    noun
    BrE BrE//əˈrɪdəti//
     
    ; NAmE NAmE//əˈrɪdəti//
     
    [uncountable]
     
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  1. 1the fact of having little or no rain; the quality of being very dry the aridity of the Australian landscape
  2. 2(formal) the fact of having or containing nothing new or interesting the emotional aridity of her life