osteolysis

名词 osteolysis:

1. lysis of bone caused by disease or infection or inadequate blood supply

os.te.ol.y.sis

n.（名词）
Dissolution or degeneration of bone tissue through disease.
骨质溶解：疾病引起的骨组织的腐朽或退化

【引伸】
os.teolyt.ic