Pubic Symphysis

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Related to Interpubic articulation: sacrum, Sacroiliac joint

pubic symphysis

[′pyü·bik ′sim·fə·səs]
The fibrocartilaginous union of the pubic bones. Also known as symphysis pubis.

Pubic Symphysis


the union of the left and right pubic bones by a cartilaginous plate, which has a slitlike cavity filled with synovial fluid.

The pubic symphysis is secured by anterior, posterior, and superior public ligaments. During pregnancy, the pubic symphysis becomes larger and more extensible, facilitating childbirth.