Ischiopubic is a medical term that refers to the joint between the ischium bone and the pubic bone, which is located in the pelvis. Some synonyms for ischiopubic are the pubic symphysis or the symphysis pubis. Both terms refer to the joint between the two bones, and are often used interchangeably in the medical field. Another term that can be used as a synonym for ischiopubic is the pubic arch, which is the bony arch formed by the two ischium bones and the symphysis pubis. These terms are important in anatomy, physiology, and medical diagnosis, and are essential to understanding the human body.