Synonyms
Etymology

1. chorion

noun. the outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals).

Synonyms

  • fetal membrane
  • chorionic villus
  • amniote

Etymology

  • chorion (Latin)
  • χοριον (Ancient Greek (to 1453))

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Example sentences of the word chorion


1. Noun, singular or mass
Each egg is surrounded by a chorion, a hard outer shell that protects the larva.

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