glow lamp

American  

noun

Electronics.

1. a vacuum tube containing a gas that is ionized by the electrons, giving a visible glow.

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glow lamp British  

noun

1. a small light consisting of two or more electrodes in an inert gas, such as neon, at low pressure, across which an electrical discharge occurs when the voltage applied to the electrodes exceeds the ionization potential

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Etymology

Origin of glow lamp

First recorded in 1880–85

Example Sentences

Taking a hand glow lamp he ran carefully over the mechanism of the plane.

From In the Clutch of the War-God by Hastings, Milo M. (Milo Milton)

Dropping his unconscious burden, the detective came up to where Mark was bending over the victim and pulled a little electric glow lamp from his pocket.

From Charred Wood by Shepherd, J. Clinton

I entered the studio and shut the door behind me; but to my astonishment, I perceived Mr. Cavanagh, seated in a deep saddle-bag chair beneath an immense arc glow lamp, fast asleep.

From First Person Paramount by Pratt, Ambrose

You will understand I and the other marching electrons did not produce the waves of light sent out by the glow lamp.

From Autobiography of an Electron Wherein the Scientific Ideas of the Present Time Are Explained in an Interesting and Novel Fashion by Gibson, Charles R. (Charles Robert)

Ethel read the paper over and over as she held it down out of the wind by the dim glow lamp.

From In the Clutch of the War-God by Hastings, Milo M. (Milo Milton)