catalytic

adjective

cat·​a·​lyt·​ic ˌka-tə-ˈli-tik How to pronounce catalytic (audio)
: causing, involving, or relating to catalysis
catalytically adverb

Examples of catalytic 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.
Instead of saturating or starving the active sites, this configuration supports a more optimal balance between how quickly reactants arrive and how efficiently they are converted, improving overall catalytic performance. Bojan Stojkovski, Interesting Engineering, 3 May 2026 The reasoning here seems to be that, prior to the last common ancestor of life on Earth, organisms experimented with various genetic codes and probably used a mix of proteins and catalytic RNAs to run their metabolisms. ArsTechnica, 30 Apr. 2026 Behind a removable panel sits the HEPA+K-Carbon filter and a catalytic filter. John R. Delaney, PC Magazine, 28 Apr. 2026 The First Gulf War really had a catalytic effect in shaping how China thought about its own military modernization program. Isaac Chotiner, New Yorker, 23 Apr. 2026 See All Example Sentences for catalytic

Word History

First Known Use

1836, in the meaning defined above

Time Traveler
The first known use of catalytic was in 1836

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Cite this Entry

“Catalytic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/catalytic. Accessed 21 May. 2026.

Kids Definition

catalytic

adjective
cat·​a·​lyt·​ic ˌkat-ᵊl-ˈit-ik How to pronounce catalytic (audio)
: causing, involving, or relating to catalysis
the catalytic action of an enzyme

Medical Definition

catalytic

adjective
cat·​a·​lyt·​ic ˌkat-ᵊl-ˈit-ik How to pronounce catalytic (audio)
: causing, involving, or relating to catalysis
a catalytic reaction
catalytically adverb

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