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

     

    staleness

     noun
    noun
    BrE BrE//ˈsteɪlnəs//
     
    ; NAmE NAmE//ˈsteɪlnəs//
     
    [uncountable]
     
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  1. 1the fact of not being fresh and tasting or smelling unpleasant Herb mixtures can help to eliminate mustiness and staleness.
  2. 2the fact that something has been said or done too many times before and is no longer interesting or exciting She needed something to break the staleness of her routine.