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vitelline

Definition of vitelline

adjective

Zoology & Embryology
  • relating to the yolk (or yolk sac) of an egg or embryo, or to yolk-producing organs: the vitelline arteries

Origin:

late Middle English (in the sense 'coloured like egg yolk'): from medieval Latin vitellinus, from vitellus (see vitellus)

vitelline in other Oxford dictionaries

Definition of vitelline in the US English dictionary
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