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Related to vas efferens: vas deferens
vas ef·'fe·rens, pl.
2. Synonym(s): efferent glomerular arteriole of kidney
3. Synonym(s): efferent ductules of testis
Farlex Partner Medical Dictionary © Farlex 2012
vas efferens(ĕf′ər-ənz, -ə-rĕnz′)
n. pl. vasa efferentia (ĕf′ə-rĕn′shē-ə)
Any of a number of small ducts that carry semen from the testis to the epididymis.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
vas ef·fe·rens, pl. vasa efferentia (vas ef'ĕr-enz, vā'să ef'ĕr-en'shē-ă) [TA]
1. A vein carrying blood away from a part.
2. Synonym(s): efferent glomerular arteriole.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
vas efferens(pl. vasa efferentia) the tubules leading from the TESTIS to the VAS DEFERENS.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005