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
Ancestry of “Kathodenstrahlröhre”, step by step