1. a testis that fails to move into the scrotum as the male fetus develops; - Example: "undescended testicles have an increased risk for cancer" [syn: undescended testis, undescended testicle]
WordNet (r) 3.0 (2006):
undescended testicle
n 1: a testis that fails to move into the scrotum as the male
fetus develops; "undescended testicles have an increased
risk for cancer" [syn: undescended testis, undescended
testicle]