/ Dictionary / Index S sarcoidosis: Meaning and Definition of Find definitions for: sar•coid•o•sis Pronunciation: (sär"koi-dō'sis), [key] — n. Pathol. a disease of unknown cause, characterized by granulomatous tubercles of the skin, lymph nodes, lungs, eyes, and other structures. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sarcoidosis (Thesaurus) sarcoid sarcolemma Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language