English

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

 

drowsiness

 noun
noun
BrE BrE//ˈdraʊzinəs//
 
; NAmE NAmE//ˈdraʊzinəs//
 
[uncountable]
 
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the state of being tired and almost asleep synonym sleepiness The drugs tend to cause drowsiness.