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Meaning of Lexan

Lex•an

Pronunciation: (lek'san), [key]
— Chem., Trademark. Chem.,Trademark.
  1. a brand of hard, practically unbreakable polycarbonate resin, used for shatterproof windows and the like.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.