Dictionary.com
definitions

Wolffian duct

noun (sometimes lowercase) Embryology.

a duct, draining the mesonephros of the embryo, that becomes the vas deferens in males and vestigial in females.

Origin of Wolffian duct

1875–80; named after K. F. Wolff; see -ian
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
wolffian duct in Medicine

wolffian duct

n.

A duct in the embryo draining the mesonephric tubules, becoming the vas deferens in the male and forming vestigial structures in the female.mesonephric duct
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.