CARBONYL Meaning of CARBONYL in English carbonyl BrE AmE ˈkɑːb ə naɪ ə l -nɪl, -ən ə l AmE \ ˈkɑːrb ə nɪl -niː ə l, ˌ••ˈ• Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012