Radial collateral ligament
Joints and ligaments · Latin: Ligamentum collaterale radiale cubiti
RADIAL COLLATERAL LIGAMENT (OF ELBOW JOINT)
The radial collateral ligament (RCL), lateral collateral ligament (LCL), or external lateral ligament is a ligament in the elbow on the side of the radius.
Definition from Wikipedia, CC BY-SA 4.0.