CRANIAL By N., Pam M.S. - April 7, 2013 adjective. Referencing or in correlation with the cranium. CRANIAL: "The tool would drill a small hole through the cranial surface to alleviate pressure on the brain." Related Psychology Terms VIRGIN 1 PARATYPIC TRANSCORTICAL CRANIOGRAPH CRANIOSYNOSTOSIS SYNDROME CRANIOGRAPHY PALMAR CRANIAL INDEX CORRELATION MATRIX TENSE Cite this page: N., Pam M.S., "CRANIAL," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/cranial/ (accessed January 18, 2020).