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creatinine

[ kree-at-n-een, -in ]

noun

Biochemistry.
  1. a crystalline end product of creatine metabolism, C 4 H 7 N 3 O, occurring in urine, muscle, and blood.


creatinine

/ ːˈæəˌԾː /

noun

  1. an anhydride of creatine that is abundant in muscle and excreted in the urine
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

creatinine

/ ŧ-ă-ŧ′,-ĭ /

  1. A compound formed by the metabolism of creatine, found in muscle tissue and blood and normally excreted in the urine as a metabolic waste. Measurement of creatinine levels in the blood is used to evaluate kidney function. Chemical formula: C 4 H 7 N 3 O.
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yvlog History and Origins

Origin of creatinine1

First recorded in 1850–55; from German Kreatinin, equivalent to kreatin creatine ( def ) + -in -ine 2( def )
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yvlog History and Origins

Origin of creatinine1

C19: from German Kreatinin, from Kreatin creatine + -in -ine ²
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Compare Meanings

How does creatinine compare to similar and commonly confused words? Explore the most common comparisons:

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Example Sentences

Examples have not been reviewed.

ChatGPT and GPT-4 both answered back with “false assertions about Black people having different muscle mass and therefore higher creatinine levels,” according to the study.

From

Doctors at the hospital said Anirudh's kidneys were damaged, and that levels of creatinine - a waste product normally filtered out by the kidneys - were very high in his body.

From

“The really new finding here is that these pig kidneys can clear enough creatinine to support an adult human,” Dr. Locke said.

From

But the U.A.B. study is the first to clearly show that the organs also filter creatinine, a byproduct of muscle contractions that must be removed from the blood.

From

The approach, based on US studies dating to 1999 that found higher average creatinine levels in people of black and African American heritage, was inappropriate to apply to European black populations, Dr Bramham said.

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