joint capsule

noun

Medical Definition of joint capsule

: a ligamentous sac that surrounds the articular cavity of a freely movable joint, is attached to the bones, completely encloses the joint, and is composed of an outer fibrous membrane and an inner synovial membrane

called also articular capsule, capsular ligament

Learn More about joint capsule

Cite this Entry

“Joint capsule.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/joint%20capsule. Accessed 29 Oct. 2020.

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