A PRIORI Meaning of A PRIORI in English a priori BrE AmE ˌeɪ praɪ ˈɔːr aɪ ˌɑː-, -pri-, -i AmE \ ˌɑː pri ˈɔːr i ˌeɪ-, ˌæp ri-, -ˈoʊr- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012