Where does “Aosta” come from?

Aosta (Portuguese) comes from Italian Aosta, from Latin Augusta Praetoria Salassorum.

Ancestry of “Aosta”, step by step

StepLanguageWordMeaning
1ItalianAosta
2LatinAugusta Praetoria Salassorum
Every word from Latin Augusta Praetoria SalassorumEvery word from Italian Aosta