👉 The term "clavus" is a Latin word that means "jaw," referring to the structure of the jawbone, which is the bone that forms the upper and lower teeth. The jawbone is made up of two parts: the maxillary (upper) jawbone and the mandibular (lower) jawbone. The clavicle, or shoulder joint, connects the two halves of the jawbone. The term "clavus" has also been used to describe other aspects