creatinine

noun

cre·​at·​i·​nine krē-ˈa-tə-ˌnēn How to pronounce creatinine (audio)
-ən
: a white crystalline strongly basic compound C4H7N3O formed from creatine and found especially in muscle, blood, and urine

Examples of creatinine in a Sentence

Recent Examples on the Web
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While almost every company selling these tests calculates biological age based on a different methodology, Function relies on Phenotypic Age, which is an assessment of biomarkers such as albumin, creatinine, glucose, and mean cell volume. Angela Haupt, TIME, 4 Dec. 2024 Creatine breaks down to form creatinine, a waste product excreted in the urine. Jennifer Lefton, Ms, Rd/n, Cnsc, Fand, Verywell Health, 24 Oct. 2024 Small amounts of creatine get broken down into creatinine daily, which is excreted through urine. Jennifer Lefton, Ms, Rd/n, Cnsc, Fand, Verywell Health, 24 Oct. 2024 The authors noted that for any given GFR, creatinine was higher in Black people than in white people. Cassandra Willyard, Scientific American, 15 Oct. 2024 See all Example Sentences for creatinine 

Word History

Etymology

German Kreatinin, from Kreatin creatine

First Known Use

1851, in the meaning defined above

Time Traveler
The first known use of creatinine was in 1851

Dictionary Entries Near creatinine

Cite this Entry

“Creatinine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/creatinine. Accessed 22 Dec. 2024.

Medical Definition

creatinine

noun
cre·​at·​i·​nine krē-ˈat-ᵊn-ˌēn, -ᵊn-ən How to pronounce creatinine (audio)
: a white crystalline strongly basic compound C4H7N3O formed from creatine and found especially in muscle, blood, and urine

More from Merriam-Webster on creatinine

Last Updated: - Updated example sentences
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