from The American Heritage® Dictionary of the English Language, 4th Edition
- A trademark used for a light, transparent, weather-resistant thermoplastic. This trademark also occurs in many instances lowercased and spelled plexiglass: "The display pieces are double sealed inside plexiglass cases” ( Los Angeles Times).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A brand of tough, transparent plastic (polymethyl methacrylate) which can be used as a replacement for glass in windows, aircraft cockpit domes and windshields, and the like.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a light transparent weather resistant thermoplastic
Sorry, no etymologies found.