choline

noun

cho·​line ˈkō-ˌlēn How to pronounce choline (audio)
: a basic compound C5H14NO that is found in various foods (such as egg yolks and legumes) or is synthesized in the liver, that is a component of lecithin and a precursor of acetylcholine, and that is essential to the metabolism of fat in the liver and is usually included in the vitamin B complex

Examples of choline in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Apples also contain small amounts of vitamins A, E, and K, plus copper, choline, zinc, manganese, and other vital nutrients your body needs.15 Apples also contain phytonutrients (plant compounds with potential human health benefits). Brittany Lubeck, Ms, Rdn, Verywell Health, 28 Oct. 2024 Eggs Eggs are packed with choline, a nutrient involved in memory, mood, and muscle control. Julie Marks, Verywell Health, 10 Oct. 2024 Freedman, a psychiatrist at the University of Colorado Anschutz Medical Campus, traveled to Uganda to determine if women living in tribal regions with fairly limited diets also had low choline. Daliah Singer, Smithsonian Magazine, 9 Oct. 2024 In a subsequent double-blind study, one group of pregnant women were given choline supplements and the other placebos. Daliah Singer, Smithsonian Magazine, 9 Oct. 2024 See all Example Sentences for choline 

Word History

Etymology

International Scientific Vocabulary

First Known Use

circa 1871, in the meaning defined above

Time Traveler
The first known use of choline was circa 1871

Dictionary Entries Near choline

Cite this Entry

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

Kids Definition

choline

noun
cho·​line ˈkō-ˌlēn How to pronounce choline (audio)
: a vitamin of the vitamin B complex that is widely distributed in animal and plant products (as eggs and beans) and is necessary for the activities of the liver

Medical Definition

choline

noun
cho·​line ˈkō-ˌlēn How to pronounce choline (audio)
: a basic compound C5H14NO that is found in various foods (as egg yolk and legumes) or is synthesized in the liver and that is a component of lecithin, is a precursor of acetylcholine, and is essential to liver function

More from Merriam-Webster on choline

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!