'Testis' definitions:

Definition of 'testis'

From: WordNet
noun
One of the two male reproductive glands that produce spermatozoa and secrete androgens; "she kicked him in the balls and got away" [syn: testis, testicle, orchis, ball, ballock, bollock, nut, egg]

Definition of 'Testis'

From: GCIDE
  • Testis \Tes"tis\, n.; pl. Testes. [L.] (Anat.) A testicle. [1913 Webster]