SYNERGISM Meaning of SYNERGISM in English synergism BrE AmE ˈsɪn ə ˌdʒɪz ə m -ɜː-; sɪ ˈnɜːdʒ ˌɪz ə m, sə- AmE \ - ə r-▷ synergism|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012