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| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a scrap or morsel of food left at a meal. |
| arthritis (ɑːˈθraɪtɪs) | |
| —n | |
| See also rheumatoid arthritis inflammation of a joint or joints characterized by pain and stiffness of the affected parts, caused by gout, rheumatic fever, etc | |
| [C16: via Latin from Greek: see | |
| usage Rather than talking about an arthritic or arthritics, it is better to talk about a person with arthritis and people with arthritis | |
| arthritic | |
| —adj, —n | |
arthritis ar·thri·tis (är-thrī'tĭs)
n. pl. ar·thrit·i·des (-thrĭt'ĭ-dēz')
Inflammation of a joint or joints resulting in pain and swelling. Also called articular rheumatism.
arthritis (är-thrī'tĭs) Pronunciation Key
(click for larger image in new window) Acute or chronic inflammation of one or more joints, usually accompanied by pain and stiffness, resulting from infection, trauma, degenerative changes, autoimmune disease, or other causes. See also osteoarthritis, rheumatoid arthritis. |
The inflammation of tissues in the joints (such as osteoarthritis and rheumatoid arthritis), usually resulting in pain and stiffness.