Gonion

noun

1. The outer point on either side of the lower jaw at which the jawbone angles upward.
2. The angle of the lower jaw; the mandibular angle: chiefly used in eraniology. See craniometry.
3. An anthropometric landmark located at the most inferior, posterior, and lateral point on the external angle of the mandible.
4. the craniometric point on either side at the apex of the lower jaw