abdominal inguinal ring, an opening of the inguinal canal on the abdominal wall, through which the male spermatic cord or the female round ligament pass. The deep abdominal inguinal ring is marked by an oval depression on the deep aspect of the anterior abdominal wall, just above the inguinal ligament. The superficial abdominal inguinal ring is an oval opening in the aponeurosis of the external abdominal oblique muscle.
