- A nucleated red blood cell, the immediate precursor of a normal red blood cell in humans.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for normoblast
The megaloblast is probably a distinct cell, not merely a larger size of the normoblast.A Manual of Clinical Diagnosis
James Campbell Todd