n. (Anatomy) space shaped as a triangle with its base in the direction of the perineum between the prominence of the ischium and the obturator muscle from the side and the outer anal sphincter and the levator muscle medially
ISCHIORECTAL FOSSA
Meaning of ISCHIORECTAL FOSSA in English
Explanatory English dictionary bed edition. Толковый словарь английского языка Редакция bed. 2012