Definition of electron gun in English:

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electron gun

noun

Physics
A device for producing a narrow stream of electrons from a heated cathode.
Example sentences
  • A magnet distorts the picture as it distorts the path of electrons flowing from the electron gun towards the screen inside the tv.
  • The experiment involves a source of quantum entities, let us say an electron gun that fires a steady stream of particles.
  • When we built the electron gun we knew that a big problem would be to operate it at high electric field strength without breakdown.

For editors and proofreaders

Syllabification: e·lec·tron gun

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