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.
Unfortunately, flexible packaging made of polymers or other stretchable materials can be easily penetrated by air or water, which will react with standard electrolytes, generating lots of heat, potentially resulting in fires and explosions. ArsTechnica, 14 Apr. 2025 Speaking of the ocean, this formula blends deep sea plant extracts with rice bran for antioxidant properties, with polymers and mineral powders for grip and makeup’s overall staying power. Conçetta Ciarlo, Vogue, 4 Apr. 2025 South Carolina exported $223 million in the flexible polymer ethylene copolymers to the EU in 2024 (59% of its exports to the world). Lori Ann Larocco, CNBC, 13 Mar. 2025 Orange polymer clay is your best bet for a spring carrot DIY; roll the clay into a thick cylinder, taper one end, and use a dowel or skewer to create a large hole down the middle. Sophia Beams, Better Homes & Gardens, 4 Apr. 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 23 Apr. 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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