• synonyms


[blas-tuh-pawr, -pohr]
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noun Embryology.
  1. the opening of an archenteron.
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Origin of blastopore

1875–80; blasto- + -pore passage; see pore2
Related formsblas·to·por·ic [blas-tuh-pawr-ik, -por-] /ˈblæs təˈpɔr ɪk, -ˈpɒr-/, blas·to·po·ral [blas-tuh-pawr-uh l, -pohr-] /ˌblæs təˈpɔr əl, -ˈpoʊr-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for blastopore

Historical Examples

blastopore in Medicine


  1. The opening into the archenteron formed by the invagination of the blastula to form a gastrula.
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Related formsblas′to•poric null adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.