cre·​a·​tine | \ ˈkrē-ə-ˌtēn How to pronounce creatine (audio) , -tᵊn \

Definition of creatine

: 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 Eleven percent reported using muscle-building products such as creatine or anabolic steroids. New York Times, 5 Mar. 2022 There are some other suggestions in there, like creatine and beta-alanine. Alex Hutchinson, Outside Online, 9 Apr. 2021 This massive boot is as hulking as a John Deere excavator on creatine. Jacob Gallagher, WSJ, 26 Jan. 2022 One such supplement is creatine, which is best known for its muscle-building effects in weightlifters. Matt Fitzgerald, Outside Online, 7 Feb. 2020 This test measures levels of creatine and adjusts for gender, age and race. Chelsey R. Carter, Scientific American, 8 July 2021 Pre-workout supplements commonly contain ingredients such as carbs, caffeine, amino acids, creatine monohydrate, green tea extract, and B vitamins, Ansari says. Carolyn L. Todd, SELF, 10 June 2021 Dry scooping involves eating a dry scoop of pre-workout powder, which is a supplement that blends amino acids, B vitamins, large doses of caffeine, creatine, and beta alanine. Erin Corbett,, 5 June 2021 Your doctor can calculate your eGFR by checking your blood for creatine levels along with your age, body size and gender. Bruce Y. Lee, Forbes, 17 May 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'creatine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of creatine

1840, in the meaning defined above

History and Etymology for creatine

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

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Time Traveler for creatine

Time Traveler

The first known use of creatine was in 1840

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Dictionary Entries Near creatine



creatine kinase

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Cite this Entry

“Creatine.” Dictionary, Merriam-Webster, Accessed 28 Jun. 2022.

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More Definitions for creatine


cre·​atine | \ ˈkrē-ə-ˌtēn, -ət-ᵊn How to pronounce creatine (audio) \

Medical Definition of creatine

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

More from Merriam-Webster on creatine Encyclopedia article about creatine


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