BACTERIOLOGIST Meaning of BACTERIOLOGIST in English bacteriologist BrE AmE bæk ˌtɪər i ˈɒl ədʒ ɪst § -əst AmE -ˌtɪr i ˈɑːl-▷ bacteriologist|s s Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012