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testis

play
noun tes·tis \ˈtes-təs\

Definition of testis

plural

testes

play \ˈtes-ˌtēz\
  1. :  a typically paired male reproductive gland that produces sperm and secretes testosterone and that in most mammals is contained within the scrotum at sexual maturity



Origin and Etymology of testis

Latin, witness, testis


First Known Use: 1650


TESTIS Defined for Kids

testis

play
noun tes·tis \ˈte-stəs\

Definition of testis for Students

plural

testes

\ˈte-ˌstēz\
  1. :  a male reproductive gland that produces sperm




Medical Dictionary

testis

play
noun tes·tis \ˈtes-təs\

Medical Definition of testis

plural

testes

\ˈtes-ˌtēz\play
  1. :  a typically paired male reproductive gland that usually consists largely of seminiferous tubules from the epithelium of which spermatozoa develop, that contains androgen-secreting Leydig cells in the interstitial tissue, that corresponds to the ovary of the female and in craniate vertebrates develops from the genital ridges of the embryo, and that in most mammals descends into the scrotum before the attainment of sexual maturity and in many cases before birth



Illustration of testis


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