Wolffian duct definition by American Heritage Dictionary
nounThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The embryonic duct of the mesonephros, which in the male becomes the vas deferens and in both sexes gives rise to the ureter.
Origin: After Kaspar Friedrich Wolff.
wolffian duct - Medical Definition
A duct in the embryo draining the mesonephric tubules, becoming the vas deferens in the male and forming vestigial structures in the female. Also called mesonephric duct.