Erythroblast

**Semantic type:** Cell

**Definition:** An immature, nucleated erythrocyte occupying the stage of erythropoiesis that follows formation of erythroid progenitor cells and precedes formation of reticulocytes.

**Synonyms:** - Erythroblasts - Nucleated Erythrocyte - Nucleated Erythrocytes - Nucleated RBC - Nucleated Red Blood Cell - Nucleated Red Blood Cells - Nucleated Red Cell - Nucleated Red Cells