C c


    • US Pronunciation
    • US IPA
    • [koh-leen, kol-een]
    • /ˈkoʊ lin, ˈkɒl in/
    • US Pronunciation
    • US IPA
    • [koh-leen, kol-een]
    • /ˈkoʊ lin, ˈkɒl in/

Definitions of choline word

  • noun choline a colourless viscous soluble alkaline substance present in animal tissues, esp as a constituent of lecithin: used as a supplement to the diet of poultry and in medicine for preventing the accumulation of fat in the liver. Formula:[(CH3)3NCH2CH2OH]+OH– 3
  • noun choline a viscous fluid, (CH3)3N(OH)CH2CH2OH, found in many animal and vegetable tissues, that is a precursor of acetylcholine, lecithin, etc.: usually considered a vitamin of the B complex 3
  • noun choline Biochemistry. a quaternary ammonium cation, C 5 H 14 N + O, one of the B-complex vitamins, found in the lecithin of many plants and animals. 1
  • noun choline choline hydroxide, C 5 H 15 NO 2 , the viscous, strongly alkaline commercial form of this compound, usually synthesized, used as a feed supplement, especially for poultry, and in medicine in certain liver conditions. 1
  • noun choline choline chloride, C 5 H 14 ClNO. 1
  • noun choline A strongly basic compound occurring widely in living tissues and important in the synthesis and transport of lipids. 1

Information block about the term

Origin of choline

First appearance:

before 1855
One of the 30% newest English words
First recorded in 1855-60; chol- + -ine2

Historical Comparancy

Parts of speech for Choline


choline popularity

A common word. It’s meaning is known to most children of preschool age. About 91% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

choline usage trend in Literature

This diagram is provided by Google Ngram Viewer

Top questions with choline

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  • what is choline and inositol?
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  • where is choline found?
  • what is choline salicylate?

See also

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