gas tube

American  

noun

1. an electron tube the envelope of which contains a highly rarefied gas.

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Etymology

Origin of gas tube

First recorded in 1805–15

Example Sentences

See Examples For:

gas tube

To collect the gas, raise the nitrometer off the rubber stopper, and place the gas tube from the decomposition apparatus in the glass dish W and under the opening of the nitrometer.

From Nitro-Explosives: A Practical Treatise by Sanford, P. Gerald (Percy Gerald)

Laboriously he and Manuel advanced with the gas tube.

From The Seed of the Toc-Toc Birds by Weiss, George Henry

Here was the logical place to set the gas tube, nose pointed ahead.

From The Seed of the Toc-Toc Birds by Weiss, George Henry

A second trip had to be made to bring the gas tube.

From The Seed of the Toc-Toc Birds by Weiss, George Henry

It is provided with a single gas socket, into which either a large or small gas tube may be screwed.

From On Laboratory Arts by Threlfall, Richard