CATALYTIC Meaning of CATALYTIC in English catalytic BrE AmE ˌkæt ə ˈlɪt ɪk ◂ - ə l ˈɪt- AmE \ ˌkæt̬ ə l ˈɪt̬ ɪk ◂▷ catalytic|ally ə l‿i Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012