vinylidene resin

noun

variants or vinylidene plastic

: any of a group of tough thermoplastic resins or plastics formed by polymerization or copolymerization of a vinylidene compound (as vinylidene chloride with or without vinyl chloride or acrylonitrile) and used especially for filaments, films, screens, and molded articles compare polyvinylidene chloride, saran, vinyl resin

Word History

First Known Use

1933, in the meaning defined above

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!