Where does “microspine” come from?

microspine (English) comes from English spine, from Middle English spyne, from Old French espine, from Latin spīna, from Proto-Italic speinā, from Proto-Indo-European spēy- — to stretch; thrive; succeed.

microspine (English): A very small spine (sharp protrudence)

Definitions

  1. A very small spine (sharp protrudence)

Ancestry of “microspine”, step by step

microspine traces back through two separate lines of ancestry.

via English spine

StepLanguageWordMeaning
1EnglishspineThe series of bones situated at the back from the...
2Middle EnglishspyneA spine
3Old Frenchespinespine; backbone; spine; spike
4Latinspīnaa thorn or a thorny tree or shrub, such as whitethorn, hawthorn, or blackthorn
5Proto-Italicspeināthorn
6Proto-Indo-Europeanspēy-to stretch; thrive; succeed

via English micro

StepLanguageWordMeaning
1EnglishmicroSmall, relatively small; short form of...
2Ancient Greekμικρόςlittle, small
3Proto-Indo-Europeanmēy-soft, tender, dear
Every word from Proto-Indo-European spēy-Every word from Proto-Italic speināEvery word from Latin spīna