Where does “flatspine” come from?

flatspine (English) comes from English flat, from Scots flet, from Middle English flet, from Old English flet, from Proto-Germanic flatją, from Proto-Germanic flataz, from Proto-Indo-European plÁt-.

flatspine (English): Having a flat spine; used in the names of various organisms

Definitions

  1. Having a flat spine; used in the names of various organisms

Ancestry of “flatspine”, step by step

flatspine traces back through two separate lines of ancestry.

via English flat

StepLanguageWordMeaning
1EnglishflatHaving no variations in height; Without...
2Scotsfletinner part of a house
3Middle Englishfletthe floor, ground; a dwelling, habitation, house,...
4Old Englishfletthe floor, ground; a dwelling, habitation, house,...
5Proto-Germanicflatjąa level surface; level ground; the floor of a...
6Proto-Germanicflatazflat
7Proto-Indo-EuropeanplÁt-

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
Every word from Proto-Indo-European plÁt-Every word from Proto-Germanic flatazEvery word from Proto-Germanic flatją