Etymology: L, circum + ferre, to bring, fibra, fiber, cartilago
a structure made of fibrocartilage, in which fibrocartilaginous rims surround the margins of various articular cavities, such as the glenoid labra of the hip and the shoulder. The rims deepen such cavities and protect their edges. Compare connecting fibrocartilage, interarticular fibrocartilage, stratiform fibrocartilage.
cir·cum·fer·en·tial fi·bro·car·ti·lage(sĭr'kŭm-fĕr-en'shăl fī'brō-kahr'ti-lăj)
A ring of fibrocartilage around the articular end of a bone, serving to deepen the joint cavity.