'Cranial' definitions:

Definition of 'cranial'

(from WordNet)
adjective
Of or relating to the cranium which encloses the brain; "cranial pressure"

Definition of 'Cranial'

From: GCIDE
  • Cranial \Cra"ni*al\ (kr?"n?-al), a. (Anat.) Of or pertaining to the cranium. [1913 Webster]