Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of various thermoplastic resins derived from vinyl compounds and used to make packaging films, fittings, and bristles and as a fiber in various heavy fabrics.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A plastic resin used to make packaging films.

Etymologies

From Saran, a former U.S. trademark.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Americanism, formerly a trademark name coined by the Dow Chemical Co. (Wiktionary)

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