Acetabulum
| Acetabulum of pelvis | |
|---|---|
| Pelvic girdle | |
| A model of the acetabulum (cotyloid cavity) | |
| Details | |
| Identifiers | |
| Latin | acetabulum | 
| MeSH | D000077 | 
| TA98 | A02.5.01.002 | 
| TA2 | 1308 | 
| FMA | 16579 | 
| Anatomical terms of bone | |
The acetabulum (/ˌæsɪˈtæbjələm/; pl.: acetabula), also called the cotyloid cavity, is a concave surface of the pelvis. The head of the femur meets with the pelvis at the acetabulum, forming the hip joint.