nhiệt năng

== Vietnamese == === Etymology === Sino-Vietnamese word from 熱能 (“thermal energy”). === Pronunciation === (Hà Nội) IPA(key): [ɲiət̚˧˨ʔ naŋ˧˧] (Huế) IPA(key): [ɲiək̚˨˩ʔ naŋ˧˧] (Saigon) IPA(key): [ɲiək̚˨˩˨ naŋ˧˧] === Noun === nhiệt năng (physics) heat, thermal energy