Breadcrumb Home > Dictionary > Index W Wolffian duct: Meaning and Definition of Find definitions for: Wolff'ian duct' Pronunciation: [key] — Embryol. (sometimes l.c.)Embryol. a duct, draining the mesonephros of the embryo, that becomes the vas deferens in males and vestigial in females. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Wolffian body wolffish TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: anomie Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language