Dictionary Home »
Medical Definitions » osteoarthritis
osteoarthritis medical definition
noun Abbr. OA
A form of arthritis, occurring mainly in older persons, that is characterized by chronic degeneration of the cartilage of the joints. Also called degenerative joint disease, hypertrophic arthritis, osteoarthrosis.
Related Forms:
- osteoarthritic adjective
Learn more about osteoarthritis