Plex ‧ i ‧ glas BrE AmE , plexiglass /ˈpleksiɡlɑːs $ -ɡlæs/ noun [uncountable] trademark American English
a strong clear type of plastic that can be used instead of glass SYN Perspex British English
Plex ‧ i ‧ glas BrE AmE , plexiglass /ˈpleksiɡlɑːs $ -ɡlæs/ noun [uncountable] trademark American English
a strong clear type of plastic that can be used instead of glass SYN Perspex British English
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012