/ Dictionary / Index S sarcomatosis: Meaning and Definition of Find definitions for: sar•co•ma•to•sis Pronunciation: (sär-kō"mu-tō'sis), [key] — n. Pathol. the condition in which a sarcoma has become disseminated throughout the body. a condition marked by the production of an overwhelming number of sarcomas throughout the body. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sarcoma sarcomere 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