DIEFFENBACHIA Meaning of DIEFFENBACHIA in English dieffenbachia BrE AmE ˌdiːf ə n ˈbæk i‿ə ⇨ˌ• ə m- AmE \ -ˈbɑːk-▷ dieffenbachia|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012