from The American Heritage® Dictionary of the English Language, 4th Edition
- n. 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.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A form of arthritis, affecting mainly older people, caused by chronic degeneration of the cartilage and synovial membrane of the joints, leading to pain and stiffness.
from The Century Dictionary and Cyclopedia
- n. Inflammation of a joint in which the bones are involved as well as the soft tissues: sometimes employed as synonymous with arthritis deformans.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. chronic breakdown of cartilage in the joints; the most common form of arthritis occurring usually after middle age
osteo- + arthritis (Wiktionary)