FORTIS Meaning of FORTIS in English fortis BrE AmE ˈfɔːt ɪs § -əs AmE ˈfɔːrt̬ əs▷ fortes ˈfɔːt iːz -eɪz AmE \ ˈfɔːrt- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012