blastocyst(redirected from blastocystic)
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The modified blastula that is characteristic of placental mammals. Also called blastodermic vesicle.
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.
1. (Biology) Also called: blastosphere the blastula of mammals: a sphere of cells (trophoblast) enclosing an inner mass of cells and a fluid-filled cavity (blastocoel)
2. (Biology) another name for germinal vesicle
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
blas•to•cyst(ˈblæs tə sɪst)
the blastula of the mammalian embryo consisting of an inner cell mass, a cavity, and the trophoblast.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
(or blastula) A hollow ball of cells formed from a morula about five days after fertilization.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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|Noun||1.||blastocyst - the blastula of a placental mammal in which some differentiation of cells has occurred|
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