Definition, Meaning & Synonyms

bursa

Noun
/ˈbɜːrsa/
Definition
A bursa is a small fluid-filled sac that acts as a cushion between bones and tendons or muscles around joints.
Examples
  • After the injury, the doctor diagnosed her with bursitis, which is inflammation of the bursa.
  • Football players often experience pain in their knees due to issues with the bursae around the joints.
  • The bursa in the shoulder helps the arm move smoothly during various activities.
Meaning
The primary function of a bursa is to reduce friction and allow smooth movement of muscles and tendons over bones.
Synonyms
  • cushion
  • pad
  • synovial sac