Where does “Rücklauf” come from?
Rücklauf (German) comes from German rück-, from Middle High German rücke, from Old High German rucki, from Proto-West Germanic hrugi, from Proto-Germanic hrugjaz, from Proto-Indo-European (s)krewk-, from Proto-Indo-European (s)ḱer- — dung, manure, filth; manure, dung, filth.
Rücklauf (German): return
Definitions
- return