Where does “Hallraum” come from?

Hallraum (German) comes from German hall, from Middle High German hal, from Middle High German hëllen, from Old High German hëllan, from Proto-Germanic hellaną, from Proto-Indo-European ḱelh₁- — to warm up, to be hot; to warm up, be hot.

Hallraum (German): echo chamber

Definitions

  1. echo chamber

Ancestry of “Hallraum”, step by step

Hallraum traces back through two separate lines of ancestry.

via German hall

StepLanguageWordMeaning
1Germanhallsingular imperative of hallen; first-person...
2Middle High Germanhal
3Middle High Germanhëllento sound, to resound, to ring out; to echo
4Old High Germanhëllan
5Proto-Germanichellanąto resound, make a sound
6Proto-Indo-Europeanḱelh₁-to warm up, to be hot; to warm up, be hot

via German raum

StepLanguageWordMeaning
1Germanraumwide; space
2Middle High Germanrūm
3Old High Germanrūm
4Proto-West Germanicrūmroomy, spacious; room, open space
5Proto-Germanicrūmazroomy, spacious, open
6Proto-Indo-Europeanrewh₁-free space
Every word from Proto-Indo-European ḱelh₁-Every word from Proto-Germanic hellanąEvery word from Old High German hëllan