vas efferens

noun, plural va·sa ef·fer·en·ti·a [vey-suh ef-uh–ren-shee-uh, -shuh] /ˈveɪ sə ˌɛf əˈrɛn ʃi ə, -ʃə/, Anatomy.

1. any of a number of short ducts that carry sperm from the testis to the epididymis.

n. pl. vasa ef•fer•en•ti•a (ĕf′ə-rĕn′shē-ə)

1. Any of a number of small ducts that carry semen from the testis to the epididymis.