plexiglass

About 0.14 uses per million words.

Meaning

1. noun polymethyl methacrylate (polymer of methyl methacrylate), a tough transparent plastic used sometimes in lieu of glass.

Similar words

polymethyl methyacrylate polymethyl methacrylate polymethylmethacrylate pmma polymethylacrylate polymethacrylate methyl methyacrylate polycarb polymethyl acrylate methyacrylate

Often followed by

and box or window plate tube chamber to cylinder