English word sideroblast comes from English -blast (An immature cell or tissue.), English sidero-
| Dictionary entry | Language | Definition |
|---|---|---|
| -blast | English (eng) | An immature cell or tissue. |
| sidero- | English (eng) | Related to stars or constellations, as sidereal relationships. Related to iron or steel, as in siderosis (fibrosis caused by iron deposits). |
| sideroblast | English (eng) | An erythroblast with stainable iron granules in its cytoplasm seen in cases of sideroblastic anaemia. |