Wolffian duct

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:
1875–80; named after K. F. Wolff; see -ian

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American Heritage
Medical Dictionary

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. Also called mesonephric duct.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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