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Wolffian duct

American  

noun

(sometimes lowercase)

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

Etymology

Origin of Wolffian duct

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Without such sustentacular cell secretion, the Müllerian duct will develop; without testosterone, the Wolffian duct will degrade.

From Textbooks • Jun. 19, 2013

Testosterone secretion stimulates growth of the male tract, the Wolffian duct.

From Textbooks • Jun. 19, 2013

At the same time, testosterone secretion stimulates growth of the male tract, the Wolffian duct.

From Textbooks • Jun. 19, 2013

Without these stimuli, the Müllerian duct will develop and the Wolffian duct will degrade, resulting in a female embryo.

From Textbooks • Jun. 19, 2013

The origin of the Mullerian duct is still obscure; comparative anatomy and ontogeny seem to indicate that it originates by differentiation from the Wolffian duct.

From The Evolution of Man — Volume 2 by Haeckel, Ernst Heinrich Philipp August

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.