vas deferens

vas def·er·ens

noun \ˈvas-ˈde-fə-rənz, -ˌrenz\

plural va·sa def·er·en·tia\ˈvā-zə-ˌde-fə-ˈren(t)-sh(ē-)ə\

Definition of VAS DEFERENS

: a sperm-carrying duct especially of a higher vertebrate that in the human male is a thick-walled tube about two feet (0.61 meters) long that begins at and is continuous with the tail of the epididymis and eventually joins the duct of the seminal vesicle to form the ejaculatory duct

Origin of VAS DEFERENS

New Latin, literally, deferent vessel

First Known Use: 1578

Rhymes with VAS DEFERENS

definiens, locum tenens