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English definition of “comatose”

comatose

adjective     /ˈkəʊ.mə.təʊs/ US  /ˈkoʊ.mə.toʊs/
specialized medical in a coma Disorders of muscles and the nervous system informal very tired or in a deep sleep because of extreme tiredness , hard work , or too much alcohol : By midnight I was virtually comatose.Tired and making tiredSleep and sleeping
(Definition of comatose adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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