/ Dictionary / Index R rheumatic: Meaning and Definition of Find definitions for: rheu•mat•ic Pronunciation: (roo-mat'ik), [key] — Pathol. Pathol. —adj. pertaining to or of the nature of rheumatism. affected with or subject to rheumatism. —n. a person affected with rheumatism. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rheumatic (Thesaurus) rheum rheumatic fever Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language