RHEU'MATISM, noun [Latin rheumatismus; Gr. from a watery humor, from to flow; the ancients supposing the disease to proceed from a defluxion of humors.] A painful disease affecting muscles and joints of the human body, chiefly the larger joints, as the hips, knees, shoulders, etc.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI