gonadal dysgenesis

Definition of gonadal dysgenesis
National Cancer Institute

gonadal dysgenesis

(goh-NA-dul dis-JEH-neh-sis)
Abnormal development of a gonad (ovary or testicle). Men with gonadal dysgenesis have a greater risk of developing testicular cancer. Gonadal dysgenesis is usually part of a genetic syndrome.

Source: NCI Dictionary of Cancer Terms