PERTURBATION Meaning of PERTURBATION in English perturbation BrE AmE ˌpɜːt ə ˈbeɪʃ ə n ˌpɜː tɜː- AmE \ ˌpɝːt̬ ə r- ˌpɝː tɝː- ▷ perturbation|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012