The pectineal line is a prominent ridge on the superior pubic ramus of the pelvic bone. Other synonyms for pectineal line include pubic pecten, line of pectineal attachment, or the iliopubic eminence. The pectineal line serves as the attachment site for various muscles, including the pectineus, adductor longus, and rectus abdominis. The function of the pectineal line is to provide stability and support to the hip joint and pelvic region during movement. Understanding the anatomy and synonyms for the pectineal line is essential in diagnosing and treating hip and pelvic injuries.