Meanings
plural Plücker tubes
- A vacuum tube, used in spectrum analysis, in which the part through which the discharge takes place is a capillary tube, thus producing intense incandescence of the contained gases.
- A Crookes tube.
Origin
Named after Julius Plücker, German physicist.
Full word history & related roots →Cite this entry
Plücker tube. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Pl%C3%BCcker%20tube
“Plücker tube.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Pl%C3%BCcker%20tube. Accessed November 5, 2026.
WatkinsX Dictionary, s.v. “Plücker tube,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Pl%C3%BCcker%20tube.
Source: Plücker tube on Wiktionary, CC BY-SA 4.0.