ball-and-socket joint   (TTS Sound)

The noun ball-and-socket joint has 2 senses

• ball-and-socket joint, spheroid joint, cotyloid joint, enarthrodial joint, enarthrosis, articulatio spheroidea -- (a freely moving joint in which a sphere on the head of one bone fits into a rounded cavity in the other bone)


• ball-and-socket joint -- (a joint that can rotate within a socket)