Definitions for "Undescended Testis"
a testis that fails to move into the scrotum as the male fetus develops; "undescended testicles have an increased risk for cancer"
a testicle that has failed to descend into the scrotum.
The failure of one or both of the testicles to descend into the scrotum. Should descent not have occured by the age of one, hormones may be administered. If unsuccesful prior to the age of five, surgery called orchipexy will probably be performed. Also called cryptorchidism.