or blas·to·coele


noun Embryology.

the cavity of a blastula, arising in the course of cleavage.

Origin of blastocoel

First recorded in 1875–80; blasto- + -coel
Also called segmentation cavity.
Related formsblas·to·coel·ic, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for blastocoel

Historical Examples of blastocoel

British Dictionary definitions for blastocoel




embryol the cavity within a blastulaAlso called: segmentation cavity
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

blastocoel in Medicine



The fluid-filled cavity in the blastula of a developing embryo.cleavage cavity segmentation cavity
Related formsblas′to•coelic adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

blastocoel in Science


blastocoele (blăstə-sēl′)

The fluid-filled, central cavity of a blastula.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.