• synonyms


[hol-uh-blas-tik, hoh-luh-]
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adjective Embryology.
  1. (of certain eggs) undergoing total cleavage, resulting in equal blastomeres.
Compare meroblastic.

Origin of holoblastic

1870–75; holoblast (holo- + -blast) + -ic
Related formsho·lo·blas·ti·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for holoblastic

Historical Examples

  • Holoblastic, hol-o-blas′tik, adj. undergoing segmentation throughout the entire mass, as the ova of mammals.

    Chambers's Twentieth Century Dictionary (part 2 of 4: E-M)


British Dictionary definitions for holoblastic


  1. embryol of or showing cleavage of the entire zygote into blastomeres, as in eggs with little yolkCompare meroblastic
Derived Formsholoblastically, adverb
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

holoblastic in Medicine


([object Object])
  1. Exhibiting cleavage in which the entire egg separates into individual blastomeres.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

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