sympathogonioma

noun
sym·​pa·​tho·​go·​ni·​o·​ma | \ -ˌgō-nē-ˈō-mə How to pronounce sympathogonioma (audio) \
plural sympathogoniomas also sympathogoniomata\ -​mət-​ə How to pronounce sympathogoniomata (audio) \

Medical Definition of sympathogonioma

: a tumor derived from sympathogonia also : neuroblastoma