Where does “Überschallknall” come from?

Überschallknall (German) comes from German Überschall, from German Schall, from Middle High German schal, from Old High German scal, from Proto-West Germanic skellan, from Proto-Germanic skellaną, from Proto-Indo-European ḱelh₁- — to warm up, to be hot; to warm up, be hot.

Überschallknall (German): sonic boom

Definitions

  1. sonic boom

Ancestry of “Überschallknall”, step by step

Überschallknall traces back through two separate lines of ancestry.

via German Überschall

StepLanguageWordMeaning
1GermanÜberschallsupersonic
2GermanSchallsound
3Middle High Germanschaltasteless, turbid
4Old High Germanscal
5Proto-West Germanicskellanto sound, clatter, ring
6Proto-Germanicskellanąto sound, clatter, ring
7Proto-Indo-Europeanḱelh₁-to warm up, to be hot; to warm up, be hot

via German knall

StepLanguageWordMeaning
1Germanknallsingular imperative of knallen; first-person...
2Middle High Germanknellen
Every word from Proto-Indo-European ḱelh₁-
Überschallknall — Etymology, Origin & Word History | Etymology Explorer