megaloblast

American  

[meg-uh-luh-blast] / ˈmɛg ə ləˌblæst /

noun

Pathology.

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

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megaloblast British  

/ ˈmɛɡələʊˌblɑːst, ˌmɛɡələʊˈblæstɪk /

noun

1. an abnormally large red blood cell precursor, present in certain types of anaemia

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Other Word Forms

Derived Forms

• megaloblastic
  adjective

Etymology

Origin of megaloblast

First recorded in 1895–1900; megalo- + -blast

Example Sentences

It cannot be denied that it is often difficult to decide whether a particular cell is to be regarded as a specially small megaloblast or a large normoblast.

From Histology of the Blood Normal and Pathological by Myers, W.