Gastrula Definition

găstrə-lə
gastrulae, gastrulas
noun
An embryo in an early stage of development, consisting of a sac with two layers, the ectoderm and endoderm, enclosing a central cavity, the archenteron, that opens to the outside through the blastopore.
Webster's New World

Other Word Forms of Gastrula

Noun

Singular:
gastrula
Plural:
gastrulae, gastrulas

Origin of Gastrula

  • New Latin Greek gastēr gastr- belly Latin -ula feminine diminutive suff.

    From American Heritage Dictionary of the English Language, 5th Edition

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gastrula