| NOUN | animal | gastrula | double-walled stage / stage of the embryo resulting from invagination of the blastula |
|---|
| Meaning | Double-walled stage / stage of the embryo resulting from invagination of the blastula; the outer layer of cells is the ectoderm and the inner layer differentiates into the mesoderm and endoderm. | |
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| Parts | archenteron | central cavity of the gastrula |
| Broader | embryo, conceptus, fertilized egg | An animal organism in the early stages / stages of growth and differentiation that in higher forms merge into fetal stages but in lower forms terminate in commencement of larval life |
| Spanish | gástrula | |
| Catalan | gàstrula | |
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