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cycloaddition

American  
[sahy-kloh-uh-dish-uhn, sik-loh-] / ˌsaɪ kloʊ əˈdɪʃ ən, ˌsɪk loʊ- /

noun

Chemistry.

  1. the formation of a cyclic compound by the addition reaction of unsaturated molecules.

Etymology

Origin of cycloaddition

First recorded in 1960–65; cyclo- + addition

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This intermediate step is crucial, as Nagashima remarks: "Our detailed mechanistic studies revealed that the photoexcited borate complex both accelerates the cycloaddition and suppresses the rearomatization that usually occurs in conventional photocycloaddition reactions."

From Science Daily • Jun. 19, 2024

The reaction is called copper-catalyzed azide-alkyne cycloaddition -- abbreviated CuAAC and pronounced "quack."

From Science Daily • Oct. 16, 2023

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.