Ball and socket joint

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Related to Ball and socket joint: gliding joint, hinge joint, pivot joint
a joint in which a ball moves within a socket, so as to admit of motion in every direction within certain limits.

See also: Ball

References in periodicals archive ?
The shoulder joint is a ball and socket joint, which makes it the most mobile joint of the body, giving you a tremendous range of movement.
The muscles, found near the ball and socket joint of the shoulder, help position the shoulder properly in its socket.
With his invention, he became the father - simultaneously - of task lamps and of the universal ball and socket joint that is still in use today.
This is where the ball and socket joint becomes malformed during the first year of life.