Definition of Epididymis

1. Impotence (ED) Slideshow Pictures
2. Sex Drive Killers: Causes of Low Libido Slideshow Pictures
3. Take the Low Testosterone Quiz

Epididymis: A structure within the scrotum that is attached to the back side of the testis. The epididymis is a coiled segment of the spermatic ducts that stores spermatozoa while they mature and then transports the spermatozoa between the testis and the tube connecting the testes with the urethra (vas deferens).