hip socket medical definition
The large cup-shaped cavity at the junction of pelvis and femur or thigh bone. Mentioned in: Congenital Hip Dysplasia. (from the Latin for a vinegar-cup) the cup-shaped cavity on each side of the pelvis into which the head of the femur fits, forming the 'ball-and-socket' of the hip joint. Figure 1. Figure 1: The nervous system.