A chronic disease characterized by progressive degeneration of the cartilage of the joints, occurring mainly in older persons. Also called degenerative joint disease.
os′te·o·ar·thritic (-thrĭtĭk) adj.
(click for a larger image)osteoarthritis
top: normal joint
bottom: osteoarthritic joint
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
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