/ Dictionary / Index R rhabdomyoma: Meaning and Definition of Find definitions for: rhab•do•my•o•ma Pronunciation: (rab"dō-mī-ō'mu), [key] — pl. -mas, -ma•ta a benign tumor made up of striated muscular tissue. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rhabdomyoma (Thesaurus) rhabdomancy rhabdomyosarcoma 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