The sacrospinous ligament is an anatomical structure connecting the sacrum to the ischial spine of the pelvis. It is an important support structure for pelvic organs and plays a crucial role in maintaining their proper positioning. Other terms that can be used to describe the sacrospinous ligament include the sacrospinous ligamentous complex, the sacrospinous hammock, and the sacrospinous fascia. These terms are used interchangeably and refer to the same group of ligaments and tissues that form an important part of the pelvic floor. Understanding the synonyms for the sacrospinous ligament can help in better communication between healthcare providers and patients, and in facilitating the treatment of pelvic floor disorders.