/ ˈpɒlɪθiːn; NAmE ˈpɑːl-/ ( BrE ) ( NAmE poly·ethyl·ene ) noun
[ U ] a strong thin plastic material, used especially for making bags or for wrapping things in :
a polythene bag
••
WORD ORIGIN
1930s: contraction of polyethylene .
/ ˈpɒlɪθiːn; NAmE ˈpɑːl-/ ( BrE ) ( NAmE poly·ethyl·ene ) noun
[ U ] a strong thin plastic material, used especially for making bags or for wrapping things in :
a polythene bag
••
WORD ORIGIN
1930s: contraction of polyethylene .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005