English
spinospinal
From spino- + spinal.
Formed from spino- + spinal
Proto-Indo-European *spey- ‘sharp point’
Proto-Italic *speinā ‘thorn’
Latin spīna ‘a prickle, spine’
Late Latin spīnālis ‘of or belonging to the spine’
English spinal
Today it means
adj That originates and terminates in the spinal cord; propriospinal.
Language periods are conventional ranges, not dates for this word.
Etymograph / spinospinal