Breadcrumb Home > Dictionary > Index V vas deferens: Meaning and Definition of Find definitions for: vas de•fe•rens Pronunciation: (vas' def'u-renz", -ur-unz), [key] — pl. va•sa de•fe•ren•ti•a the duct that transports the sperm from the epididymis to the penis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vasculum vase TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: minatory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language