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Definition of: vacuum tube

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Electronics
1. A sealed glass tube exhausted of air to a high degree and containing electrodes between which electric discharges may be passed.
2. An electron tube.

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Statistical data

"vacuum tube" has the frequency of use of 0.0001% on en.wikipedia.org.

Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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