thermionics التعريفات والمعاني == English == === Pronunciation === Rhymes: -ɒnɪks === Etymology === From thermion + -ics. === Noun === thermionics (uncountable) The science dealing with thermionic emission. شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة thermionic thermionic valve thermions thermionically thermotics thermionic valves thermionic tube thermionic tubes termionică