/ Dictionary / Index F fibrosarcoma: Meaning and Definition of Find definitions for: fi•bro•sar•co•ma Pronunciation: (fī"brō-sär-kō'mu), [key] — pl. -mas, -ma•ta a sarcoma derived from fibroblast cells, often able to generate collagen. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fibroplasia fibrosis Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language