Where does “Kathodenstrahlröhre” come from?

Kathodenstrahlröhre (German) comes from German Kathodenstrahl, from German strahl, from Middle High German strāle, from Old High German strāla, from Proto-Germanic *strālu, from Proto-Indo-European strēl-, from Proto-Indo-European ster- — sterile, infertile.

Kathodenstrahlröhre (German): cathode ray tube

Definitions

  1. cathode ray tube

Ancestry of “Kathodenstrahlröhre”, step by step

Kathodenstrahlröhre traces back through two separate lines of ancestry.

via German Kathodenstrahl

StepLanguageWordMeaning
1GermanKathodenstrahl—
2Germanstrahlbeam, ray (e.g. of light)
3Middle High Germanstrālearrow, beam
4Old High Germanstrālaarrow, lightning bolt
5Proto-Germanic*strālu—
6Proto-Indo-Europeanstrēl-arrow
7Proto-Indo-Europeanster-sterile, infertile

via German röhre

StepLanguageWordMeaning
1Germanröhretube, duct, pipe
2Middle High Germanrōrereed, rush
3Old High Germanrōra—
4Old High Germanrōrpipe
5Proto-Germanicrauząpipe, reed, shaft, tube; reed, rush
6Proto-Indo-Europeaner-eagle, bird; loose, light, rare, sparse; to fail,...
Every word from Proto-Indo-European ster- →Every word from Proto-Indo-European strēl- →Every word from Proto-Germanic *strālu →