choline

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noun cho·line \ˈkō-ˌlēn\

Definition of choline

: 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

Recent Examples of choline from the Web

Nutrients (especially choline, folic acid, zinc, iron and special fats like omega-3 DHA) actually can modify gene structure and expression, effecting brain growth and development.

— by michael roizen, m.d., and mehmet oz, m.d., idahostatesman, "Nutrition and human interaction give baby a brain-boost", 26 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'choline'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of choline

International Scientific Vocabulary

First Known Use: circa 1871

Medical Dictionary

choline

play

noun cho·line \ˈkō-ˌlēn\

Medical Definition of choline

: 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