Where does “Ostasien” come from?

Ostasien (German) comes from German Osten, from Old High German ostan, from Proto-Germanic austrą, from Proto-Germanic austraz, from Proto-Indo-European *h₂éwsteros — in the direction of dawn, east.

Ancestry of “Ostasien”, step by step

Ostasien traces back through two separate lines of ancestry.

via German Osten

StepLanguageWordMeaning
1GermanOstenEast; The territory of the former GDR
2Old High Germanostan
3Proto-Germanicaustrąeast; east, eastward
4Proto-Germanicaustrazeast, eastern
5Proto-Indo-European*h₂éwsterosin the direction of dawn, east

via German Asien

StepLanguageWordMeaning
1GermanAsienAsia

Words derived from “Ostasien

Every word from Proto-Indo-European *h₂éwsterosEvery word from Proto-Germanic austrazEvery word from Proto-Germanic austrą