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

     

    somnolence

     noun
    noun
    BrE BrE//ˈsɒmnələns//
     
    ; NAmE NAmE//ˈsɑːmnələns//
     
    [uncountable](formal)
     
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  1. 1the state of being almost asleep The patients did not report daytime somnolence.
  2. 2the quality of making you feel tired the air-conditioned somnolence of the Arts Centre