Where does “centromero” come from?

centromero (Italian) comes from Italian centro, from Latin centrum, from Ancient Greek κέντρον, from Proto-Hellenic *kéntron, from Proto-Indo-European *ḱéntrom — pointed tool.

centromero (Italian): centromere

Definitions

centromere

Ancestry of “centromero”, step by step

centromero traces back through two separate lines of ancestry.

via Italian centro

Step	Language	Word	Meaning
1	Italian	centro	centre, center; middle, midpoint; core, heart
2	Latin	centrum	center
3	Ancient Greek	κέντρον	Something with a sharp point: point, spike, spur;...
4	Proto-Hellenic	*kéntron	—
5	Proto-Indo-European	*ḱéntrom	pointed tool

via Italian mero

Step	Language	Word	Meaning
1	Italian	mero	pure, simple, sheer
2	Latin	merus	sheer, undiluted, pure
3	Proto-Indo-European	mer-	to die; to disappear; sea, lake, wetland

Every word from Proto-Indo-European *ḱéntrom →Every word from Proto-Hellenic *kéntron →Every word from Ancient Greek κέντρον →