ENDOTHERMIC Meaning of ENDOTHERMIC in English endothermic BrE AmE ˌend əʊ ˈθɜːm ɪk ◂ AmE \ -ə ˈθɝːm-▷ endothermic|ally ə l‿i Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012