Definition of quietus noun from the Oxford Advanced American Dictionary

     

    quietus

     noun
    noun
    NAmE//kwaɪˈit̮əs//
     
    [countable, uncountable](literary)
     
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  1. 1death, or something that causes death, considered as a welcome end to life
  2. 2something that makes a person or situation calm
See the Oxford Advanced Learner's Dictionary entry: quietus