mesonephroma

noun
me·​so·​ne·​phro·​ma | \ -ni-ˈfrō-mə How to pronounce mesonephroma (audio) \
plural mesonephromas also mesonephromata\ -​mət-​ə How to pronounce mesonephromata (audio) \

Medical Definition of mesonephroma

: a benign or malignant tumor especially of the female genital tract held to be derived from the mesonephros