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Vinony

invagination

noun

  1. act or process of turning or folding inwardly or into something else, creating a hollow space
L1521862 on Wikidata ↗

Wiktionary

noun

Etymology: Etymology tree English invaginate Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English -ion English invagination From invaginate + -ion.

  1. The process where an anatomical part invaginates upon itself or into another structure.
  2. One of the methods by which the various germ layers of the ovum are differentiated.