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
Recent Examples of creatine from the Web
These behaviors include smoking, creatine supplements, resistance and weight training exercise, stress, and taking anabolic steroids or testosterone hormone replacement.
The products include biological molecules such as coenzyme Q10, creatine, glucosamine, omega-3 fatty acids, gingko, kava, milk thistle and many 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.
Medical Definition of creatine
: a white crystalline nitrogenous substance C4H9N3O2 found especially in vertebrate muscle either free or as phosphocreatine
Learn More about creatine
Britannica.com: Encyclopedia article about creatine
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