ADIABATIC Meaning of ADIABATIC in English adiabatic BrE AmE ˌæd i‿ə ˈbæt ɪk ◂ ˌeɪ ˌdaɪ‿ə- AmE \ -ˈbæt̬ ɪk▷ adiabatic|ally ə l‿i Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012