noun
myeloblast
A medical term for an immature blood cell in the bone marrow; used in physiology and hematology contexts.
骨髄芽球は骨髄で見られる未熟な細胞です。
Myeloblasts are immature cells found in the bone marrow.
Compound of 骨髄 (bone marrow) and 芽球 (blast cell). The exact historical derivation is uncertain; the spelling is conventionally associated with the medical meaning.