creatine

noun

cre·​a·​tine ˈkrē-ə-ˌtēn How to pronounce creatine (audio)
-tᵊn
: a white crystalline nitrogenous substance C4H9N3O2 found especially in the muscles of vertebrates either free or as phosphocreatine
also : a synthetic usually hydrated form of creatine taken especially as a dietary supplement

Examples of creatine 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.
Currently, the exact timing of creatine use that is better for people looking to maximize creatine benefits is unclear. Emmanuella Ogbonna, Health, 22 Apr. 2025 While that is not a high amount of creatine, eating shrimp can contribute to your daily creatine intake. Lana Barhum, Verywell Health, 21 Apr. 2025 The studies have also not factored in creatine’s propensity to cause water retention. New Atlas, 20 Mar. 2025 People who are pregnant or breastfeeding should not take creatine. Lauren O'Connor, Ms, Rdn, Health, 8 Apr. 2025 See All Example Sentences for creatine

Word History

Etymology

French créatine, from Greek kreat-, kreas flesh — more at raw

First Known Use

1840, in the meaning defined above

Time Traveler
The first known use of creatine was in 1840

Browse Nearby Words

Cite this Entry

“Creatine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/creatine. Accessed 29 Apr. 2025.

Medical Definition

creatine

noun
: a white crystalline nitrogenous substance C4H9N3O2 found especially in vertebrate muscle either free or as phosphocreatine

More from Merriam-Webster on creatine

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