1. A ball-and-socket joint; a type of synovial joint that allows movement in all directions.
Usage: anatomy; technical

Examples

• The shoulder joint is an example of an enarthrosis, allowing the arm to rotate freely.
• The hip is another major enarthrosis in the human body.
• Enarthrosis joints provide the greatest range of motion among all joint types.
• The ball-shaped head of the femur fits into the socket of the pelvis, forming an enarthrosis.
• Damage to an enarthrosis can severely limit a person's mobility and flexibility.