PROERYTHROBLAST -
Noun: A nucleated precursor to the erythrocyte . See Haematopoiesis for picture. Vitamin B12 is essential for the change from proerythroblast to normoblast and then to erythrocyte. Iron, thyroxin and vitamin C are also necessary for its perfect structure.

Greek - pro = before +

Greek - erythrós = red +

Greek - blastós = sprout

This site looks much better in a browser that supports current web standards, but it is accessible to any browser. Download one now