DICTIONARY ENTRY
4 SYLLABLES
thermionics
/,θɜrmaɪ'ɑnɪks/ · θɜrmaɪɑnɪks
Thermionics has 4 syllables: ther · mi · on · ics.
ther
01
mi
02
on
03
ics
04
noun. The branch of electronics dealing with thermionic phenomena (especially thermionic vacuum tubes).
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