English

Definition of lecithin noun from the Oxford Advanced Learner's Dictionary

 

lecithin

 noun
noun
BrE BrE//ˈlesɪθɪn//
 
; NAmE NAmE//ˈlesɪθɪn//
 
[uncountable]
 
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a natural substance found in animals, plants and in egg yolks. Lecithin is used as an ingredient in some foods. Word Origin mid 19th cent.: from Greek lekithos ‘egg yolk’ + -in.
See the Oxford Advanced American Dictionary entry: lecithin