gastrula
Meanings
noun
- A stage in the development of embryos of most animals consisting of a three-layered sac of ectoderm, mesoderm and endoderm.
Pronunciation
Word forms
Etymology
From German Gastrula, coined by Ernst Haeckel in his 1872 work "Biology of Calcareous Sponges". From gastr- (from Ancient Greek γαστήρ (gastḗr, “stomach”) + Latin -ula.
Related words
Derived words
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