osteoarthritis

[os-tee-oh-ahr-thrahy-tis]

noun

Pathology.

1. the most common form of arthritis, usually occurring after middle age, marked by chronic breakdown of cartilage in the joints leading to pain, stiffness, and swelling.

osteoarthritis

/ ˌɒstɪəʊɑːˈθrɪtɪk, ˌɒstɪəʊɑːˈθraɪtɪs /

noun

1. Also called: degenerative joint disease. chronic inflammation of the joints, esp those that bear weight, with pain and stiffness

osteoarthritis

1. A form of arthritis, occurring mainly in older people, that is characterized by chronic degeneration of the cartilage of the joints.

Other Word Forms

• osteoarthritic adjective

Word History and Origins

Origin of osteoarthritis¹

First recorded in 1875–80; osteo- + arthritis