Where does “prostopadle” come from?
prostopadle (Polish) comes from Polish prostopadły, from Polish paść, from Proto-Slavic pastì, from Proto-Balto-Slavic pṓˀstei, from Proto-Indo-European pēd-, from Proto-Indo-European ped- — to walk, to step; to stumble, to fall.
prostopadle (Polish): perpendicularly
Definitions
- perpendicularly