/ Thesaurus / V Synonyms of vasa efferentia Find synonyms for: Noun1. vasa efferentia, tubuleusage: the several highly convoluted tubules that lead from the rete testis to the vas deferens and form the head of the epididymisWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: penurious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language