bone spur; osteophyte
Medical term for a bony outgrowth, often associated with osteoarthritis or aging. Synonymous with 骨棘 (こつきょく).
See also: 骨棘
An X-ray revealed bone spurs on the lumbar vertebrae.
骨棘 is a more common synonym for bone spur/osteophyte. 骨増殖体 is a less frequent alternative.
Compound of 骨 (bone), 増殖 (proliferation), and 体 (body/structure). The term is a direct medical calque describing a bony proliferative structure.