polymer

noun

poly·​mer ˈpä-lə-mər How to pronounce polymer (audio)
: a chemical compound or mixture of compounds formed by polymerization and consisting essentially of repeating structural units
polymeric adjective
polymerlike adjective

Examples of polymer in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Push harder, and the delicate polymer layers compress, crushing the channels, allowing water through. Tejasri Gururaj, Interesting Engineering, 24 Oct. 2025 Released in 1938 and technically known as Polytetrafluoroethylene (PTFE), the chemically inert, synthetic polymer is most famous for providing impressively nonstick coatings on cookware and other surfaces. Andrew Paul, Popular Science, 22 Oct. 2025 Sleeping on one of Purple’s proprietary polymer latex mattresses feels like being cradled but is still supportive with a medium-firm feel—at least according to our editorial operations director Diane Dragan. Nashia Baker, Architectural Digest, 21 Oct. 2025 Now, the team at Google Quantum AI has developed a new algorithm that the company says may be used by quantum computers to outperform classical supercomputers on a task that could help discover better drugs, polymers, catalysts, and battery components. IEEE Spectrum, 21 Oct. 2025 See All Example Sentences for polymer

Word History

Etymology

International Scientific Vocabulary, back-formation from polymeric, from Greek polymerēs having many parts, from poly- + meros part — more at merit entry 1

First Known Use

1866, in the meaning defined above

Time Traveler
The first known use of polymer was in 1866

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Cite this Entry

“Polymer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polymer. Accessed 26 Oct. 2025.

Kids Definition

polymer

noun
poly·​mer ˈpäl-ə-mər How to pronounce polymer (audio)
: a chemical compound or mixture of compounds that is formed by combination of smaller molecules and consists basically of repeating structural units
polymeric adjective

Medical Definition

polymer

noun
poly·​mer ˈpäl-ə-mər How to pronounce polymer (audio)
: a chemical compound or mixture of compounds formed by polymerization and consisting essentially of repeating structural units

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