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

     

    abruptness

     noun
    noun
    BrE BrE//əˈbrʌptnəs//
     
    ; NAmE NAmE//əˈbrʌptnəs//
     
    [uncountable]
     
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  1. 1the quality of being sudden, unexpected and often unpleasant The abruptness of the ending comes as a shock after the long slow build-up.
  2. 2the quality of being unfriendly and rude, without taking time to say more than is necessary synonym brusqueness, curtness Polite enquiries were met with abruptness and rudeness.