Primitive-gut
noun
1.
archenteron.
noun, plural archentera
[ahr-ken-ter-uh] /ɑrˈkɛn tər ə/ (Show IPA). Embryology.
1.
the primitive enteron or digestive cavity of a gastrula.
noun
1.
the cavity within an embryo at the gastrula stage of development that eventually becomes the digestive cavity
archenteron ar·chen·ter·on (är-kěn’tə-rŏn’, -tər-ən)
n.
See gastrocele.
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