arthritis

Từ điển Oxford Advanced Learner 8th

arth·ritis BrE [ɑːˈθraɪtɪs] NAmE [ɑːrˈθraɪtɪs] noun uncountable
a disease that causes pain and swelling in one or more joints of the body
see also ↑osteoarthritis, ↑rheumatoid arthritis

Word Origin:
[arthritis] mid 16th cent.: via Latin from Greek, from arthron ‘joint’. Arthritic was already used in late Middle English.

Example Bank:
•It is unclear why some people develop arthritis.