Acetabulum [ Essential ]

: A horseshoe-shaped area covered with hyaline cartilage known as the lunate surface .

: A fibrocartilaginous ring attached to the rim that increases the depth of the socket and improves joint stability. acetabulum

: A central, non-articular depression that contains a fat pad. : A horseshoe-shaped area covered with hyaline cartilage

: A gap in the inferior rim that is bridged by the transverse ligament . acetabulum