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electron tube
noun
: an electronic device in which conduction by electrons takes place through a vacuum or a gaseous medium within a sealed glass or metal container and which has various uses based on the controlled flow of electrons
Examples of electron tube in a Sentence
Recent Examples on the Web
The key breakthrough to all this progress was the advent of the electron tube, perfected by a string of brilliant engineers, which enabled the invention of new circuits of all descriptions: radar, the computer, the television, and on and on.
—IEEE Spectrum, 3 Jan. 2011
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'electron tube.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1919, in the meaning defined above
Dictionary Entries Near electron tube
Cite this Entry
“Electron tube.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/electron%20tube. Accessed 12 Jun. 2024.
Kids Definition
electron tube
noun
: a device in which conduction of electricity by electrons takes place through a vacuum or a gas within a sealed glass or metal container and which has various common uses (as in radio and television)
More from Merriam-Webster on electron tube
Britannica.com: Encyclopedia article about electron tube
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