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vas deferens:see reproductive systemreproductive system,
in animals, the anatomical organs concerned with production of offspring. In humans and other mammals the female reproductive system produces the female reproductive cells (the eggs, or ova) and contains an organ in which development of the fetus takes
..... Click the link for more information. ; vasectomyvasectomy,
male sterilization by surgical excision of the vas deferens, the thin duct that carries sperm cells from the testicles to the prostate and the penis. Vasectomy is a popular method of birth control: in 1983, figures showed that approximately 10 million men had been
..... Click the link for more information. .
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vas deferens[′vas ′def·ə·rənz]
The portion of the excretory duct system of the testis which runs from the epididymal duct to the ejaculatory duct. Also known as ductus deferens.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Anatomy the duct that conveys spermatozoa from the epididymis to the urethra
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005