DictionaryRoot: spina
Latin
spina
thorn, spine
2 / 4
adjective / noun
spinal
SPY-nuhl/ˈspaɪnl/
Pertaining to the spine or spinal cord.
Etymology
Spina had already developed from “thorn” to “backbone” in Latin. The adjective expresses a relationship to that anatomical structure, including the nerve column associated with it.