Geissler-tube definition
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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Other Word Forms
Noun
Singular:
geissler-tube
Plural:
geissler-tubesOrigin of geissler-tube
- After Heinrich Geissler, who invented it in 1857.
From Wiktionary