[poly.meth.yl methacrylate] n (1936): a thermoplastic resin of polymerized methyl methacrylate which is characterized by its optical clarity (as in a contact lens)
POLYMETHYL METHACRYLATE
Meaning of POLYMETHYL METHACRYLATE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012