Where does “policarbonato” come from?

policarbonato (Spanish) comes from Spanish carbonato, from French carbonate, from French carbone, from Latin carbō, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥-, from Proto-Indo-European ker- — army.

policarbonato (Spanish): polycarbonate

Definitions

polycarbonate

Ancestry of “policarbonato”, step by step

Step	Language	Word	Meaning
1	Spanish	carbonato	carbonate
2	French	carbonate	carbonate
3	French	carbone	carbon
4	Latin	carbō	charcoal, coal
5	Proto-Indo-European	ḱer-	to grow, to make grow, to nourish; to plait,...
6	Proto-Indo-European	kr̥-	to turn, to bend
7	Proto-Indo-European	ker-	army

Every word from Proto-Indo-European ker- →Every word from Proto-Indo-European kr̥- →Every word from Proto-Indo-European ḱer- →