arrhenoblastoma

noun

ar·​rhe·​no·​blas·​to·​ma ˌar-ə-ˌnō-ˌbla-ˈstō-mə  ə-ˌrē-ˌnō- 

plural arrhenoblastomas also arrhenoblastomata -mət-ə 

: a sometimes malignant tumor of the ovary that by the secretion of male hormone induces development of secondary male characteristics compare gynandroblastoma