carnitine

noun

car·​ni·​tine ˈkär-nə-ˌtēn How to pronounce carnitine (audio)
: a quaternary ammonium compound C7H15NO3 that is present especially in vertebrate muscle, that in the levorotatory form is involved in the transfer of fatty acids across mitochondrial membranes, and in humans is obtained from food (such as meat or milk) or is synthesized chiefly in the liver and kidneys from a lysine derivative

Examples of carnitine in a Sentence

Recent Examples on the Web
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Several studies have also found that carnitine intake improves muscle growth. Mary Choy, Health, 21 Oct. 2024 Common side effects reported with carnitine include stomach cramps, nausea, diarrhea, and a fish-like odor.5 3. Mary Choy, Health, 21 Oct. 2024 Numerous studies have evaluated the use of carnitine in children with ADHD. Kirstyn Hill, Pharmd, Mph, Health, 11 Sep. 2024 Some of the most important ingredients to look for are caffeine, green tea extract, and carnitine. Amber Smith, Discover Magazine, 15 Dec. 2022 See all Example Sentences for carnitine 

Word History

Etymology

International Scientific Vocabulary, from Latin carn-, caro

First Known Use

circa 1922, in the meaning defined above

Time Traveler
The first known use of carnitine was circa 1922

Dictionary Entries Near carnitine

Cite this Entry

“Carnitine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carnitine. Accessed 28 Nov. 2024.

Medical Definition

carnitine

noun
car·​ni·​tine ˈkär-nə-ˌtēn How to pronounce carnitine (audio)
: a quaternary ammonium compound C7H15NO3 that is present especially in vertebrate muscle, is involved in the transfer of fatty acids across mitochondrial membranes, and in humans is obtained from food (as meat or milk) or is synthesized from a lysine derivative

More from Merriam-Webster on carnitine

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