-ˌslad.əˈralə̇s, -rāl-, -räl- noun
Etymology: New Latin, literally, great lateral (muscle)
: a division of the quadriceps muscle covering the outer anterior aspect of the femur, arising chiefly from that bone and inserted into the outer border of the patella by a flat tendon which blends with that of the other divisions of the muscle and sends an expansion to the knee capsule