nounWord forms: plural ˈvasa (ˈveɪsə
Anatomy and Biology a vessel or duct
Webster’s New World College Dictionary, Fourth Edition, compiled by the
editors of Webster’s New World Dictionaries. Copyright © 2010 by Houghton
Mifflin Harcourt. Published by Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'vas'L, a vessel, dish