Where does “Abadan” come from?

Abadan (Portuguese) comes from Persian آبادان, from Classical Persian آبَادَان.

Ancestry of “Abadan”, step by step

Step	Language	Word	Meaning
1	Persian	آبادان	cultivated or inhabited place; cultivated,...
2	Classical Persian	آبَادَان	—

Abadan — Etymology, Origin & Word History | Etymology Explorer