Elektronenröhre

== German == === Etymology === From Elektron +‎ -en- +‎ Röhre. === Pronunciation === === Noun === Elektronenröhre f (genitive Elektronenröhre, plural Elektronenröhren) electron tube, vacuum tube ==== Declension ==== === Further reading === “Elektronenröhre” in Digitales Wörterbuch der deutschen Sprache “Elektronenröhre” in Duden online