Where does “Mehltau” come from?
Mehltau (German) comes from Middle High German miltau, from Old High German miltau, from Old High German militou, from Proto-Germanic milidawwaz, from Proto-Germanic dawwaz, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.
Mehltau (German): mildew
Ancestry of “Mehltau”, step by step