POLYPROPYLENE Meaning of POLYPROPYLENE in English polypropylene BrE AmE ˌpɒl i ˈprəʊp ə liːn ◂ -ˈ•ɪ- AmE \ ˌpɑːl i ˈproʊp- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012