noun
a gas-discharge tube with a hot cathode; used in stroboscopes
• Hypernyms: ↑gas-discharge tube
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noun : a gas-discharge hot-cathode electric lamp in which most of the light proceeds from the cathode glow and which is used especially in stroboscopes and in variable-density sound-film recording
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Electronics.
a vacuum tube containing a gas that is ionized by the electrons, giving a visible glow.
[1880-85]
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glow lamp,
an incandescent electric lamp.
Useful english dictionary. 2012.