Definition of testis in English:

testis

Pronunciation /ˈtestəs/ /ˈtɛstəs/

nountestes

Anatomy Zoology
  • An organ which produces spermatozoa (male reproductive cells).

Origin

Early 18th century from Latin, literally ‘a witness’ (i.e. to virility). Compare with testicle.

Pronunciation

testis

/ˈtestəs/ /ˈtɛstəs/