angiomatosis

noun
an·​gi·​o·​ma·​to·​sis | \ ˌan-jē-(ˌ)ō-mə-ˈtō-səs How to pronounce angiomatosis (audio) \
plural angiomatoses\ -​ˌsēz How to pronounce angiomatoses (audio) \

Medical Definition of angiomatosis

: a condition characterized by the formation of multiple angiomas