trimer

noun

tri·​mer ˈtrī-mər How to pronounce trimer (audio)
: a polymer formed from three molecules of a monomer
trimeric adjective

Examples of trimer 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.
The Spike is an intertwined trimer of three S proteins. William A. Haseltine, Forbes, 5 Oct. 2022 Graham, who worked on pancoronavirus vaccines even before the pandemic, reasons that the whole trimer of spike might stimulate better or broader immune protection than just the RBDs. Jon Cohen, Science | AAAS, 15 Apr. 2021 Then, with the same STM, the team measured the response of the Dirac quasiparticles to the Coulomb potential created by the trimers. IEEE Spectrum, 7 Aug. 2012 Each clump is actually three individual proteins hooked together to form a trimer (polymer). Scientific American, 8 July 2012

Word History

Etymology

International Scientific Vocabulary

First Known Use

circa 1930, in the meaning defined above

Time Traveler
The first known use of trimer was circa 1930

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Cite this Entry

“Trimer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trimer. Accessed 9 Oct. 2025.

Medical Definition

trimer

noun
tri·​mer ˈtrī-mər How to pronounce trimer (audio)
: a polymer formed from three molecules of a monomer
trimeric adjective
Last Updated: - Updated example sentences
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