cycloaddition

noun

cy·​clo·​ad·​di·​tion ˌsī-(ˌ)klō-ə-ˈdi-shən How to pronounce cycloaddition (audio)
: a chemical reaction leading to ring formation in a compound

Examples of cycloaddition 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.
These magnesium atoms facilitate intercage connections via C–C single bonds and [2+2] cycloaddition. Aman Tripathi, Interesting Engineering, 25 Dec. 2025

Word History

First Known Use

1963, in the meaning defined above

Time Traveler
The first known use of cycloaddition was in 1963

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Cite this Entry

“Cycloaddition.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cycloaddition. Accessed 31 Dec. 2025.

Last Updated: - Updated example sentences
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