In oral surgery and orthodontics : 1. The scientific measurement of the bones of the cranium and face, utilizing a fixed, reproducible position for lateral radiographic exposure of skull and facial bones. SEE ALSO: cephalometry. 2. A scientific study of the measurements of the head with relation to specific reference points; used for evaluation of facial growth and development, including soft tissue profile. [cephalo- + G. metron, measure]
Medical dictionary. 2011.