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

narcosis

noun
 
/nɑːˈkəʊsɪs/
 
/nɑːrˈkəʊsɪs/
[uncountable] (medical)
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  1. a state caused by drugs in which somebody is unconscious or keeps going to sleep
    Word Originlate 17th cent.: from Greek narkōsis, from narkoun ‘make numb’.
See narcosis in the Oxford Advanced American Dictionary
trait
noun
 
 
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