DIAPHONEME Meaning of DIAPHONEME in English diaphoneme BrE AmE ˈda ɪ ‿ə ˌfəʊn iːm ˌ••ˈ•• AmE \ -ˌfoʊn-▷ diaphoneme|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012