HyperDic: gastrula

English > 1 sense of the word gastrula:
NOUNanimalgastruladouble-walled stage / stage of the embryo resulting from invagination of the blastula
English > gastrula: 1 sense > noun 1, animal
MeaningDouble-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.
Partsarchenteroncentral cavity of the gastrula
Broaderembryo, conceptus, fertilized eggAn 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
Spanishgástrula
Catalangàstrula

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