megaloblast

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Related to megaloblastic nucleated red cell: microcytic anemia, macrocytic normochromic anemia

megaloblast

[′meg·ə·lō‚blast]
(pathology)
A large nucleated erythroblast appearing in bone marrow in vitamin B12 or folic acid deficiency.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.