👉 The abuttals are a set of joints between two bones that define their respective positions. They are used to connect two vertebrae or ribcage bones in the body. Abuttals may be made by cutting into the bone, gluing, or by using screws or other means to hold them in place. <0x0A><0x0A>The definition of abuttals is:<0x0A>- The joints between bones that define their respective positions in the body.