gastrula
pronunciation
How to pronounce gastrula in British English:
UK ['gæstrʊlə]
How to pronounce gastrula in American English:
US ['gæstrʊlə]
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- Noun:
- double-walled 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
Word Origin
- gastrula (n.)
- 1874, a Modern Latin coinage (Haeckel), from Latin gaster, from Greek gaster (genitive gastros) "stomach" (see gastric) + Latin -ula, diminutive suffix. Related: Gastrular; gastrulation.
Example
- 1. Archenterons : the central cavity of the gastrula , which ultimately becomes the intestinal or digestive cavity .
- 2. The process in which a gastrula develops from a blastula by the inward migration of cells .