Where does “ponaddźwiękowy” come from?
ponaddźwiękowy (Polish) comes from Polish ponad-, from Polish ponad, from Polish nad, from Old Polish nad, from Proto-Slavic nadъ, from Proto-Balto-Slavic nōda, from Proto-Indo-European h₂nō-dʰh₁-o-m.
ponaddźwiękowy (Polish): supersonic
Definitions
- supersonic