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Geissler-tube definition

gīslər
A glass tube having two electrodes and containing a gas which, when electrified, takes on a luminous glow of a color characteristic of the gas: used in spectroscopy, etc.
noun
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An early gas discharge tube used to demonstrate the principles of electrical glow discharge.
noun
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Other Word Forms

Noun

Singular:
geissler-tube
Plural:
geissler-tubes

Origin of geissler-tube

  • After Heinrich Geissler, who invented it in 1857.

    From Wiktionary