PROGNATHOUS Meaning of PROGNATHOUS in English prognathous BrE AmE ˈprɒɡ nəθ əs prɒɡ ˈneɪθ- AmE \ ˈprɑːɡ nəθ əs prɑːɡ ˈneɪθ- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012