Wolffian duct

noun

Wolff·​ian duct ˈwu̇l-fē-ən- 

: the duct of the mesonephros that persists in the female chiefly as part of a vestigial organ and in the male as the duct system leaving the testis and including the epididymis, vas deferens, seminal vesicle, and ejaculatory duct

Word History

Etymology

Kaspar Friedrich Wolff

First Known Use

1876, in the meaning defined above

Medical Definition

Wolffian duct

noun

: the duct of the mesonephros that persists in the female chiefly as part of the epoophoron and in the male as the duct system leaving the testis and including the epididymis, vas deferens, seminal vesicle, and ejaculatory duct

called also Leydig's duct, mesonephric duct