Gastrulation

noun

Definitions

Noun
  1. 1
    The stage of embryo development at which a gastrula is formed from the blastula by the inward migration of cells.

    "The study of comparative embryology, nevertheless, would lead us to expect to find this germ layer arising by a process of gastrulation."

  2. 2
    the process in which a gastrula develops from a blastula by the inward migration of cells wordnet

Etymology

From German Gastrulation, coined by Ernst Haeckel in his 1872 work "Biology of Calcareous Sponges" (see also gastrula).

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