po·​ly·​mer·​i·​za·​tion | \ pə-ˌli-mə-rə-ˈzā-shən How to pronounce polymerization (audio) , ˌpä-lə-mə-rə- How to pronounce polymerization (audio) \

Definition of polymerization

1 : a chemical reaction in which two or more molecules combine to form larger molecules that contain repeating structural units — compare association sense 5
2 : reduplication of parts in an organism

Examples of polymerization in a Sentence

Recent Examples on the Web It's recommended to heat the pan on the stovetop to evaporate every last drop of water, plus the heat will make the iron molecules more receptive to polymerization. Laura Duerr, chicagotribune.com, 17 Mar. 2021 This is when the polymerization process takes place. Laura Duerr, chicagotribune.com, 17 Mar. 2021 Oiling and heating your cast iron causes the oil molecules to oxidize and bond to the iron, converting them into a layer of polymers in a process called polymerization. Laura Duerr, chicagotribune.com, 17 Mar. 2021 Percolation theory also illuminates physical and chemical processes on a much smaller scale, such as polymerization, the process by which small, simple molecules called monomers bind together to form larger clusters called polymers. Kelsey Houston-edwards, Scientific American, 16 Mar. 2021 The process of seasoning a pan creates a reaction called polymerization — that’s when oil transforms into a near bulletproof layer of something much closer to plastic than grease. Paul Stephen, ExpressNews.com, 21 Nov. 2020 Alkaline conditions are usually needed to realize the polymerization of dopamine, so it cannot be applied to materials that are unstable under alkaline conditions. Jason Daley, Smithsonian, 13 July 2019 Setting other work aside, Plunkett began testing the possibilities of polytetrafluoroethylene, eventually figuring out how to reproduce the polymerization process that had occurred accidentally the first time. Tony Long, WIRED, 6 Apr. 2009 See More

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

First Known Use of polymerization

1870, in the meaning defined at sense 1

History and Etymology for polymerization

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Time Traveler for polymerization

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The first known use of polymerization was in 1870

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Cite this Entry

“Polymerization.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polymerization. Accessed 19 May. 2022.

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More Definitions for polymerization


variants: also British polymerisation \ pə-​ˌlim-​ə-​rə-​ˈzā-​shən How to pronounce polymerization (audio) , ˌpäl-​ə-​mə-​rə-​ How to pronounce polymerization (audio) \

Medical Definition of polymerization

1 : a chemical reaction in which two or more small molecules combine to form larger molecules that contain repeating structural units of the original molecules — compare association sense 4
2 : reduplication of parts in an organism

More from Merriam-Webster on polymerization

Britannica.com: Encyclopedia article about polymerization


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