polymethyl methacrylate

noun
poly·​meth·​yl methacrylate | \ ˈpä-lē-ˌme-thəl- How to pronounce polymethyl methacrylate (audio) \

Definition of polymethyl methacrylate

: a thermoplastic resin of polymerized methyl methacrylate which is characterized by its optical clarity

Examples of polymethyl methacrylate in a Sentence

Recent Examples on the Web

So avoid products with these P's: polyethylene, polypropylene, polyethylene terephthalate, and polymethyl methacrylate. Cotton Codinha, Allure, "What "Green" Means to Women in the Natural Beauty Industry," 8 Apr. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'polymethyl methacrylate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of polymethyl methacrylate

1936, in the meaning defined above

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The first known use of polymethyl methacrylate was in 1936

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More Definitions for polymethyl methacrylate

polymethyl methacrylate

noun
poly·​meth·​yl methacrylate | \ ˈpäl-i-ˌmeth-əl- How to pronounce polymethyl methacrylate (audio) \

Medical Definition of polymethyl methacrylate

: a thermoplastic resin of polymerized methyl methacrylate that is used especially in hard contact lenses and in prostheses to replace bone

More from Merriam-Webster on polymethyl methacrylate

Britannica.com: Encyclopedia article about polymethyl methacrylate

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