Where does “Hélade” come from?

Hélade (Portuguese) comes from Latin Hellas, from Ancient Greek Ἑλλάς — Greece.

Ancestry of “Hélade”, step by step

Step	Language	Word	Meaning
1	Latin	Hellas	—
2	Ancient Greek	Ἑλλάς	Greece

Hélade — Etymology, Origin & Word History | Etymology Explorer