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Definitions from WordNet

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Term: Thermionic

Definition:

Thermionic refers to the emission, generation, or utilization of electrons or other charged particles from a heated material.

Part of Speech:

• Adjective
• Noun

Senses:

Sense 1 (Adjective):

Relating to or involving thermionic emission or thermionic valves.

Sample Sentence 1: The thermionic cathode produced a stream of electrons when heated.

Sample Sentence 2: Thermionic processes are extensively used in the manufacturing of vacuum tubes.

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Sense 2 (Noun):

A device, such as a thermionic diode or thermionic valve, that utilizes or controls the flow of electrons or charged particles produced by thermionic emission.

Sample Sentence 1: The old radio contained several thermionic tubes to amplify the signals.

Sample Sentence 2: The thermionic diode is a key component in many electronic instruments.

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