gastraea

noun
gas·​traea
variants: or less commonly gastrea \ gaˈstrēə \
plural -s

Definition of gastraea

: a hypothetical metazoan ancestral form corresponding in organization to a simple invaginated gastrula

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Other Words from gastraea

gastraeal \ (ˈ)ga¦strēəl \ adjective

History and Etymology for gastraea

New Latin, from Greek gastr-, gastēr belly

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