leiomyoblastoma

noun
leio·​myo·​blas·​to·​ma | \ ˌlī-ō-ˌmī-ō-blas-ˈtō-mə How to pronounce leiomyoblastoma (audio) \
plural leiomyoblastomas also leiomyoblastomata\ -​mət-​ə How to pronounce leiomyoblastomata (audio) \

Medical Definition of leiomyoblastoma

: leiomyoma especially : one resembling epithelium