1. Derived from, or having the character of, rheum; rheumic.
2. (Science: medicine) Of or pertaining to rheumatism; as, rheumatic pains or affections; affected with rheumatism; as, a rheumatic old man; causing rheumatism; as, a rheumatic day. That rheumatic diseases do abound. (Shak)
Origin: Gr. Subject to a discharge or flux: cf. L. Rheumaticus, F. Rhumatique. See Rheum, Rheumatism.