polymer

noun
poly·​mer | \ ˈpä-lə-mər How to pronounce polymer (audio) \

Definition of polymer

: a chemical compound or mixture of compounds formed by polymerization and consisting essentially of repeating structural units

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Other Words from polymer

polymeric \ ˌpä-​lə-​ˈmer-​ik How to pronounce polymeric (audio) \ adjective
polymerism \ pə-​ˈli-​mə-​ˌri-​zəm How to pronounce polymerism (audio) , ˈpä-​lə-​mə-​ How to pronounce polymerism (audio) \ noun
polymerlike \ ˈpä-​lə-​mər-​ˌlīk How to pronounce polymerlike (audio) \ adjective

Examples of polymer in a Sentence

Recent Examples on the Web Discovered in 1965 by a DuPont scientist named Stephanie Kwolek, Kevlar is made of ultra-strong plastic polymers tightly woven into a flexible fabric. Kenneth R. Rosen, Wired, "The Illusion of Perfect Protection," 6 Apr. 2020 Coatings of clear acrylic polymer provide gloss and a sense of depth. Mark Jenkins, Washington Post, "In the galleries: A pictorial stew examines the seamy side along the corridors of power," 6 Mar. 2020 Its power lies in the layers of organic polymers between sheets of glass. Scientific American, "Windows: No Longer Just for Letting In the Light," 9 Dec. 2019 Some samples had only a couple different types of polymer; others had a dozen. Los Angeles Times, "Microplastic in the atmosphere is making its way to the pristine Arctic," 15 Aug. 2019 The types of ghost guns being used in the District, and in other cities, are made with kits that supply 80 percent of the gun — called the frame for handguns or the receiver for long guns — already cut out of metal or polymer. Peter Hermann, Washington Post, "D.C. mayor signs law banning ‘ghost gun’ kits from District," 11 Mar. 2020 This black polymer-tipped, all-copper projectile has become the standard by which all others are judged and was developed by Barnes Ammunition. Chris Mudgett, Outdoor Life, "7 Things You Need to Know Before Buying an AR Pistol," 16 Apr. 2020 Use an atomized polymer made of the same material as chewing gum and baby pacifiers, which easily binds together at misalignments, holes and leaks to provide an airtight seal and allow the heating and air system to work at peak efficiency. oregonlive, "5 ways to improve indoor air quality, thwart respiratory illnesses," 1 Apr. 2020 Just like polymers, wood contains chemical bonds that emit the right kind of infrared radiation, says Li. Scientific American, "The Supercool Materials That Send Heat to Space," 17 Feb. 2020

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

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First Known Use of polymer

1866, in the meaning defined above

History and Etymology for polymer

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

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Time Traveler for polymer

Time Traveler

The first known use of polymer was in 1866

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Statistics for polymer

Last Updated

20 May 2020

Cite this Entry

“Polymer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polymer. Accessed 3 Jun. 2020.

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More Definitions for polymer

polymer

noun
How to pronounce polymer (audio)

English Language Learners Definition of polymer

chemistry : a chemical compound that is made of small molecules that are arranged in a simple repeating structure to form a larger molecule

polymer

noun
poly·​mer | \ ˈpä-lə-mər How to pronounce polymer (audio) \

Kids Definition of polymer

: a chemical compound that is made of small molecules that are arranged in a simple repeating structure to form a larger molecule

polymer

noun
poly·​mer | \ ˈpäl-ə-mər How to pronounce polymer (audio) \

Medical Definition of polymer

: a chemical compound or mixture of compounds formed by polymerization and consisting essentially of repeating structural units

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More from Merriam-Webster on polymer

Spanish Central: Translation of polymer

Nglish: Translation of polymer for Spanish Speakers

Britannica.com: Encyclopedia article about polymer

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