Zygomatic Bone (Cheekbone) – Functions, Anatomy, Diagram What is the Zygomatic Bone Zygomatic bone, commonly known as the cheekbone, is a paired, irregular facial bone It is sometimes known as ‘zygoma’, a Greek word meaning ‘yoke’ This bone forms the cheeks and the lateral walls of the eye sockets or orbits Where is the Zygomatic Bone Located