ETYM Latin, a little saucer for vinegar, from acetum vinegar, from acere to be sour.
Small anatomical cup or hollow, such as a sucker.<br />
Cuplike hollow on hipbone to receive thighbone.
Deep socket in the hip bone in which the head of the thigh bone (femur) is contained.
The cup-shaped hollow in the hipbone into which the head of the femur fits to form a ball-and-socket joint; SYN. cotyloid cavity.
Cavité d'articulation d'un os.