Where does “bakgrundsstrålning” come from?

bakgrundsstrålning (Swedish) comes from Swedish bakgrund, from Swedish grund, from Old Norse grund, from Esperanto grundo, from German Grund, from Middle High German grunt, from Old High German grunt, from Proto-West Germanic grundu — to rub; to stroke; to grind.

bakgrundsstrålning (Swedish): background radiation

Definitions

  1. background radiation

Ancestry of “bakgrundsstrålning”, step by step

bakgrundsstrålning traces back through two separate lines of ancestry.

via Swedish bakgrund

StepLanguageWordMeaning
1Swedishbakgrundground; background, origins; one's social...
2Swedishgrundshallow; ground, land; the foundation of a...
3Old Norsegrundgreen field, grassy plain
4Esperantogrundoground, dirt, soil
5GermanGrundground, land; bottom; reason; motive
6Middle High Germangrunt
7Old High Germangruntground
8Proto-West Germanicgrundu
9Proto-Germanicgrunduzground, foundation
10Proto-Indo-Europeangʰrem-to be angry; to sound, bellow, growl, roar, be...
11Proto-Indo-Europeangʰer-to rub; to stroke; to grind

via Swedish strålning

StepLanguageWordMeaning
1Swedishstrålningradiation
2Swedishstrålato radiate; to emit rays; to radiate; to come out...
Every word from Proto-Indo-European gʰer-Every word from Proto-Indo-European gʰrem-Every word from Proto-Germanic grunduz