Etymology Explorer › Latin

Where does “Arctūrus” come from?

Arctūrus (Latin) comes from Ancient Greek Ἀρκτοῦρος, from Ancient Greek οὖρος, from Latin ūrus, from Proto-Germanic ūraz, from Proto-Indo-European ūsr- — aurochs; buffalo.

Ancestry of “Arctūrus”, step by step

StepLanguageWordMeaning
1Ancient GreekἈρκτοῦρος—
2Ancient Greekοὖροςfair wind; guardian, watcher; aurochs, "Bos...
3Latinūrus—
4Proto-Germanicūrazaurochs
5Proto-Indo-Europeanūsr-aurochs; buffalo
Every word from Proto-Indo-European ūsr- →