Where does “ceart-cheàrnach” come from?

ceart-cheàrnach (Scottish Gaelic) comes from Scottish Gaelic ceart, from Old Irish cert, from Latin certus, from Proto-Indo-European krey- — to sift, separate, divide.

ceart-cheàrnach (Scottish Gaelic): rectangle

Definitions

rectangle

Ancestry of “ceart-cheàrnach”, step by step

Step	Language	Word	Meaning
1	Scottish Gaelic	ceart	right; accurate, correct, right , true,...
2	Old Irish	cert	correct, right, proper, fitting; fair, just;...
3	Latin	certus	certain; fixed, settled, firm; resolved,...
4	Proto-Indo-European	krey-	to sift, separate, divide

Every word from Proto-Indo-European krey- →

ceart-cheàrnach — Etymology, Origin & Word History | Etymology Explorer