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thermionics

   Also found in: Wikipedia 0.01 sec.
therm·i·on·ics  (thûrm-nks)
n. (used with a sing. or pl. verb)
The physics of thermionic phenomena.
thermionics
the science or study of the emission of electrons from substances at high temperatures. — thermionic, adj.
See also: Physics
the science or study of the emission of electrons from substances at high temperatures. — thermionic, adj.
See also: Heat
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.thermionics - the branch of electronics dealing with thermionic phenomena (especially thermionic vacuum tubes)
electronics - the branch of physics that deals with the emission and effects of electrons and with the use of electronic devices


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