Where does “Alesiaeum” come from?

Alesiaeum (Latin) comes from Ancient Greek Ἀλεσιαῖον, from Ancient Greek Ἀλείσιον.

Ancestry of “Alesiaeum”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Ἀλεσιαῖον	—
2	Ancient Greek	Ἀλείσιον	—

Alesiaeum — Etymology, Origin & Word History | Etymology Explorer