creatine

noun

cre·​a·​tine ˈkrē-ə-ˌtēn 

-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

Taking creatine on rest days helps to keep the creatine content of your muscles elevated. —Anna Giorgi, Verywell Health, 6 Dec. 2024

For example, according to various studies, women going through perimenopause and menopause should prioritize ingredients like whey protein, omega-3 fatty acids and creatine, along with stress management through exercise, quality sleep and mindful nutrition. —Nicole Dunn, Forbes, 6 Dec. 2024

At these doses, creatine seems to be safe, but watch for side effects like water retention, weight gain, and bloating.11 5. —Elizabeth Barnes, Verywell Health, 30 Oct. 2024

Some, but not all, research suggests creatine may have a beneficial effect on brain function. —Kelsey Kunik, Rd, Verywell Health, 25 Sep. 2024

Word History

Etymology

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

First Known Use

1840, in the meaning defined above

Phrases Containing creatine

• creatine kinase
• creatine phosphate

Medical Definition

creatine

noun

cre·​atine ˈkrē-ə-ˌtēn, -ət-ᵊn 

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