Where does “spinospinal” come from?

spinospinal (English) comes from English spinal, from Latin spīnālis, from Latin spīna, from Proto-Italic speinā, from Proto-Indo-European spēy- — to stretch; thrive; succeed.

spinospinal (English): That originates and terminates in the spinal cord; propriospinal

Definitions

  1. That originates and terminates in the spinal cord; propriospinal

Ancestry of “spinospinal”, step by step

StepLanguageWordMeaning
1EnglishspinalOf or relating to the spine; Having a pithed...
2Latinspīnālisof or belonging to the spine; spinal
3Latinspīnaa thorn or a thorny tree or shrub, such as whitethorn, hawthorn, or blackthorn
4Proto-Italicspeināthorn
5Proto-Indo-Europeanspēy-to stretch; thrive; succeed
Every word from Proto-Indo-European spēy-Every word from Proto-Italic speināEvery word from Latin spīna