thermoelectric Syllabification: (ther·mo·e·lec·tric)Pronunciation: /ˌTHərmō-iˈlektrik/Definition of thermoelectric adjective producing electricity by a difference of temperatures. Derivatives thermoelectrically adverb thermoelectricityPronunciation: /-iˌlekˈtrisitē, -ˌēlek-/ noun thermoelectric in other Oxford dictionaries Definition of thermoelectric in the British & World English dictionary