ACCIDENTAL Meaning of ACCIDENTAL in English accidental BrE AmE ˌæks ɪ ˈdent ə l ◂ -ə- AmE \ -ˈden t̬ ə l ◂▷ accidental|ly i▷ accidental|s z▶ ˌ acci ˌ dental ˈ death BrE AmE Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012