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archenteron

[ahr-ken-tuh-ron]
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noun, plural arch·en·ter·a [ahr-ken-ter-uh] /ɑrˈkɛn tər ə/. Embryology.
  1. the primitive enteron or digestive cavity of a gastrula.
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Origin of archenteron

1875–80; arch-2 + enteron
Also called primitive gut.
Related formsarch·en·ter·ic [ahr-kuh n-ter-ik] /ˌɑr kənˈtɛr ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for archenteron

archenteron

noun
  1. the cavity within an embryo at the gastrula stage of development that eventually becomes the digestive cavity
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Derived Formsarchenteric (ˌɑːkənˈtɛrɪk), adjective

Word Origin

C19: from Greek arkhē beginning + enteron intestine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

archenteron in Medicine

archenteron

(är-kĕntə-rŏn′, -tər-ən)
n.
  1. gastrocele