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parablast

[par-uh-blast]
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noun Biology.
  1. the nutritive yolk of a meroblastic ovum or egg.
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Origin of parablast

First recorded in 1855–60; para-1 + -blast
Related formspar·a·blas·tic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for parablast

parablast

noun
  1. the yolk of an egg, such as a hen's egg, that undergoes meroblastic cleavage
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Derived Formsparablastic, adjective

Word Origin

C19: from para- 1 + -blast
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

parablast in Medicine

parablast

(părə-blăst′)
n.
  1. The nutritive yolk of a meroblastic egg.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.