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megaloblast

[meg-uh-luh-blast]
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noun Pathology.

an abnormally large, immature, and dysfunctional red blood cell found in the blood of persons with pernicious anemia or certain other disorders.

Origin of megaloblast

First recorded in 1895–1900; megalo- + -blast
Related formsmeg·a·lo·blas·tic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for megaloblastic

Historical Examples of megaloblastic

  • We can now say that the megaloblastic metamorphosis is not a purposeful process, and for the following reasons: 1.

  • Since the fresh formation of red blood corpuscles by means of the megaloblastic method is clearly much slower.

  • For this reason, the prognosis of megaloblastic anæmia, apart from the group of Bothriocephalus anæmia, is exceedingly bad.

  • In agreement with this, "blood crises" are not to be observed in the megaloblastic anæmias.

British Dictionary definitions for megaloblastic

megaloblast

noun

an abnormally large red blood cell precursor, present in certain types of anaemia
Derived Formsmegaloblastic (ˌmɛɡələʊˈblæstɪk), adjective
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
megaloblastic in Medicine

megaloblast

[mĕg′ə-lō-blăst′]

n.

An abnormally large nucleated red blood cell found especially in pernicious anemia or in certain vitamin deficiencies.
Related formsmeg′a•lo•blas′tic adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.