acetabulum

• Существительное, обозначающее чашеобразную впадину в тазовой кости, которая сочленяется с головкой бедренной кости, образуя шаровидный тазобедренный сустав.

A noun referring to the cup-shaped socket in the hipbone that articulates with the head of the femur to form the ball-and-socket hip joint.

1. Hip socketC1formalmedical

   The cup-shaped cavity in the hipbone that receives the head of the femur, forming the ball-and-socket hip joint.

   Вертлужная впадина

   • The surgeon repaired the fractured acetabulum after the accident.
   • The head of the femur fits snugly into the acetabulum.
   • Arthritis can cause degeneration of the cartilage in the acetabulum.