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parablast

American  
[par-uh-blast] / ˈpær əˌblæst /

noun

Biology.

  1. the nutritive yolk of a meroblastic ovum or egg.

parablast British  
/ ˈpærəˌblæst /

noun

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

"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

Other Word Forms

  • parablastic adjective

Etymology

Origin of parablast

First recorded in 1855–60; para- 1 + -blast

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.