Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to solitary myeloma: plasmacytoma, Extramedullary plasmacytoma
1. a tumor composed of plasma cells of the type normally found in the bone marrow.
2. multiple myeloma.
giant cell myeloma giant cell tumor (def. 1).
multiple myeloma see multiple myeloma.
plasma cell myeloma multiple myeloma.