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parablast

[ par-uh-blast ]

noun

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


parablast

/ 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
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Derived Forms

  • ˌparaˈblastic, adjective
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Other Words From

  • para·blastic adjective
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Word History and Origins

Origin of parablast1

First recorded in 1855–60; para- 1 + -blast
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Word History and Origins

Origin of parablast1

C19: from para- 1+ -blast
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Example Sentences

Parablast, par′a-blast, n. the supplementary or nutritive yolk of a meroblastic egg or metovum—as distinguished from the archiblast, or formative yolk.—adj.

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parabiosisparable