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English definition of “hypothermia”

hypothermia

noun [U] uk   /ˌhaɪ.pəˈθɜː.mi.ə/ us    /-poʊˈθɝː-/
a serious medical condition in which a person's body temperature falls below the usual level as a result of being in severe cold for a long time: In this current cold spell, many old people are dying needlessly of hypothermia.
(Definition of hypothermia from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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