Meaning of ball-and-socket joint
Pronunciation: (bôl'un sok'it), [key]
- Also calleda joint in which the rounded end of one bone fits into a cuplike end of the other bone, allowing for relatively free rotary motion, as at the hip or shoulder.
- Also calleda similar joint between rods, links, pipes, etc., consisting of a ball-like termination on one part held within a concave, spherical socket on the other.
- ball-and-socket joint (Thesaurus)