QUAESTOR Meaning of QUAESTOR in English quaestor BrE AmE ˈkwiːst ə ˈkwaɪst-, -ɔː AmE \ ˈkwest ə r ˈkwiːst- ▷ quaestor|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012