| thermion | an electrically charged particle (electron or ion) emitted by a substance at a high temperature |
|---|---|
| thermion | of or relating to or characteristic of thermions |
| thermion | an electric current produced between two electrodes as a result of electrons emitted by thermionic emission |
| thermion | the emission of electrons from very hot substances |
| thermion | electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope |
| thermion | electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope |
| thermion | electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope |
| thermion | the branch of electronics dealing with thermionic phenomena (especially thermionic vacuum tubes) |