Seltenerde (German) comes from German selten, from Middle High German selten, from Old High German seltan, from Proto-Germanic seldana, from Proto-Germanic seldanē, from Proto-Germanic seldanaz — rare, strange.
Seltenerde (German): rare earth
Definitions
rare earth
Ancestry of “Seltenerde”, step by step
Seltenerde traces back through two separate lines of ancestry.