睪丸
Testis \Tes"tis\, n.; pl. {Testes}. [L.] (Anat.) A testicle.
testis n : one of the two male reproductive glands that produce spermatozoa and secrete androgens; "she kicked him in the balls and got away" [syn: {testicle}, {orchis}, {ball}, {ballock}, {bollock}, {nut}, {egg}] [also: {testes} (pl)]