- cranial (adj.)
- 1779, from Modern Latin cranium, from Greek kranion "skull" (see cranium) + -al (1).
- acrania
- "Total or partial absence of the skull, occurring as a congenital malformation; an instance of this", Mid 19th cent. From scientific Latin acrania from classical Latin a- + post-classical Latin cranium + classical Latin -ia.
- hemicrania
- "Pain affecting one side of the head", Late Middle English: via late Latin from Greek hēmikrania, from hēmi- 'half' + kranion 'skull'.
- craniate
- "An animal that possesses a skull", Late 19th century: from modern Latin craniatus, from medieval Latin cranium (see cranium).