English word craniospinal comes from English spinal, English cranio- (Cranium.)

Detailed word origin of craniospinal

Dictionary entry	Language	Definition
spinal	English (eng)	(of a frog, or other experimental animal) Having a pithed brain, but an intact spinal cord.. Of or relating to the spine.
cranio-	English (eng)	Cranium.
craniospinal	English (eng)	Relating to the cranium and spine.

Words with the same origin as craniospinal