Rectus Lateralis is a muscle located on the outer side of the thigh. It is responsible for preventing the knee from collapsing inward during movement. There are several synonyms for Rectus Lateralis, including the Vastus Lateralis muscle. This muscle is also located on the outer side of the thigh and functions in a similar way to Rectus Lateralis. Other synonyms for Rectus Lateralis include the external rotators of the hip, gluteus maximus muscle, and tensor fasciae latae muscle. All these muscles play an important role in maintaining stability during movement and ensuring optimal performance of the lower extremities. Understanding the various synonyms for Rectus Lateralis is essential for effective communication between medical professionals, fitness enthusiasts, and athletes.