vulcanization

noun

plural vulcanizations
: the process of chemically treating a natural or synthetic polymer and especially rubber to give it useful properties (such as elasticity, strength, and stability)
During vulcanization, sulfur is added to rubber and the mixture is heated under pressure to form sulfur cross-links between the rubber's polymer chains. The cross-links increase the strength, stability, and elasticity of the rubber. Steve Ritter
vulcanization, the chemical process that converts natural rubber and polymers into durable materials … Amanda Garrett
[Chemist Charles] Goodyear named his process vulcanization, after Vulcan, the ancient Roman god of fire. Charles Osgood

Examples of vulcanization in a Sentence

Recent Examples on the Web
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But during the vulcanization process, these strings transform into a rugged net. Quanta Magazine, 28 Nov. 2023 That liquid will harden and undergo vulcanization. Marc Bona, cleveland, 18 Aug. 2020

Word History

First Known Use

1846, in the meaning defined above

Time Traveler
The first known use of vulcanization was in 1846

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Cite this Entry

“Vulcanization.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vulcanization. Accessed 31 Mar. 2025.

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