Where does “Ostmauer” come from?

Ostmauer (German) comes from German Mauer, from Middle High German mūre, from Old High German mūra, from Proto-West Germanic *mūrā, from Latin mūrus, from Old Latin moerus, from Proto-Indo-European mēy- — soft, tender, dear.

Ostmauer (German): east wall

Definitions

  1. east wall

Ancestry of “Ostmauer”, step by step

Ostmauer traces back through two separate lines of ancestry.

via German Mauer

StepLanguageWordMeaning
1GermanMauera wall, usually one made of stone or concrete
2Middle High Germanmūrewall
3Old High Germanmūrawall
4Proto-West Germanic*mūrāwall
5Latinmūruswall, city wall(s), (usually of a city, as opposed to pariēs)
6Old Latinmoerus
7Proto-Indo-Europeanmēy-soft, tender, dear

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
Every word from Proto-Indo-European mēy-Every word from Old Latin moerusEvery word from Latin mūrus