Category:Vas

Vas, n.; pl. Vasa. Etym: [l., a vessel. See vase.] (anat.)

Defn: a vessel; a duct. Vas deferens; pl. Vasa deferentia. Etym: [l. Vas vessel + deferens carrying down.] (anat.) The excretory duct of a Testicle; a spermatic duct.