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)]