Relating to, affected by, or resembling rheumatism:rheumatoid diseasea rheumatoid joint...
As her severely rheumatoid hands are useless, an adequate range of movement in just one of her knees means that she can still get out of the chair without help.
Extremely high titers are associated with the presence of rheumatoid nodules.
She had a restrictive defect later shown to be caused by a rheumatoid lung.