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[vas] /væs/
noun, plural vasa
[vey-suh] /ˈveɪ sə/ (Show IPA).
Anatomy, Zoology, Botany
a vessel or duct.
Origin of vas
1645-55; < Latin vās vessel Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for vasa


noun (pl) vasa (ˈveɪsə)
(anatomy, zoology) a vessel, duct, or tube that carries a fluid
Word Origin
C17: from Latin: vessel
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for vasa



plural vasa, Latin, literally "vessel." Vas deferens (plural vasa defferentia) is from 1570s.

Online Etymology Dictionary, © 2010 Douglas Harper
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vasa in Medicine

vas (vās)
n. pl va·sa (vā'zə)
An anatomical duct or canal conveying any liquid, such as blood, lymph, chyle, or semen.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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