Medical Dictionary


noun ar·thri·tis \är-ˈthrīt-əs\
plural ar·thrit·i·des \-ˈthrit-ə-ˌdēz\

Medical Definition of ARTHRITIS

:  inflammation of joints due to infectious, metabolic, or constitutional causes; also :  a specific arthritic condition (as gouty arthritis or psoriatic arthritis)
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