PESTILENTIAL Meaning of PESTILENTIAL in English pestilential BrE AmE ˌpest ɪ ˈlen t ʃ ə l ◂ -ə-, ⇨- ə l ˈen t ʃ- ▷ pestilential|ly i Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012