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 (är-kĕn′tə-rŏn′, -tər-ən)
The central cavity of the gastrula, which ultimately becomes the intestinal or digestive cavity.

ar′chen·ter′ic (är′kĕn-tĕr′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Anatomy) the cavity within an embryo at the gastrula stage of development that eventually becomes the digestive cavity
[C19: from Greek arkhē beginning + enteron intestine]
archenteric adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ɑrˈkɛn təˌrɒn)

pl. -ter•a (-tər ə)
the primitive enteron or digestive cavity of a gastrula.
arch`en•ter′ic (-ˈtɛr ɪk) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.archenteron - central cavity of the gastrulaarchenteron - central cavity of the gastrula; becomes the intestinal or digestive cavity
gastrula - double-walled 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
blastopore - the opening into the archenteron
bodily cavity, cavum, cavity - (anatomy) a natural hollow or sinus within the body
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