PHENYLALANINE Meaning of PHENYLALANINE in English phenylalanine BrE AmE ˌfiːn ɪl ˈæl ə niːn ˌfen-, ˌ• ə l-, ˌ•aɪ ə l- AmE \ ˌfen ə l- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012