Where does “第戎” come from?

第戎 (Chinese) comes from French Dijon, from Latin Divio, from Latin Divius — godly, divine.

Ancestry of “第戎”, step by step

Step	Language	Word	Meaning
1	French	Dijon	—
2	Latin	Divio	—
3	Latin	Divius	godly, divine

第戎 — Etymology, Origin & Word History | Etymology Explorer