Where does “cydōnia” come from?

cydōnia (Latin) comes from Ancient Greek Κυδωνία — Cydonia; quince-tree.

Ancestry of “cydōnia”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Κυδωνία	Cydonia; quince-tree

cydōnia — Etymology, Origin & Word History | Etymology Explorer