English Explanatory Dictionary

choline

English dictionary entry

Meanings

noun
  1. A hydroxy quaternary ammonium compound with formula (CH₃)₃N⁺CH₂CH₂OHX⁻. It is an essential nutrient for cardiovascular and brain health and for cell membrane formation.

Pronunciation

/ˈkoʊliːn/ LL-Q1860 (eng)-Vealhurl-choline.wav

Word forms

choline cholines cholin

Etymology

Etymology tree Proto-Indo-European *ǵʰelh₃- Proto-Hellenic *kʰolā́ Ancient Greek χολή (kholḗ)der. English choline Coined from Ancient Greek χολή (kholḗ, “bile”). The chemical compound was first isolated by Adolph Strecker from pig and ox bile (hence the name) in 1862. It was also named neurine when chemically synthesized by Oscar Liebreich in 1865, until 1898 when shown to be identical to choline.

Synonyms

neurine vitamin J sincaline

Derived words

acetylcholine arsenocholine benzoylcholine bethanechol butyrylcholine carbamoylcholine carbamylcholine cholinergic cholinester cholinesterase cholinolytic cholinomimetic deoxycholine ecothiopate hemicholine methacholine -nicline phosphatidylcholine phosphocholine phosphorylcholine succinylcholine thiocholine tricholine
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