rhabdomyoma

noun
rhab·​do·​my·​o·​ma | \ ˌrab-dō-mī-ˈō-mə How to pronounce rhabdomyoma (audio) \
plural rhabdomyomas also rhabdomyomata\ -​mət-​ə How to pronounce rhabdomyomata (audio) \

Medical Definition of rhabdomyoma

: a benign tumor composed of striated muscle fibers a cardiac rhabdomyoma