hằng nhiệt

== Vietnamese == === Etymology === Sino-Vietnamese word from 恒 (“fixed”) and 熱 (“heat”), from nhiệt độ (“temperature”, literally “degree of hotness”). Compare Chinese 恆溫 / 恒温 (hằng ôn) which is from 溫度 / 温度 (ôn độ, literally “degree of warmth”). === Pronunciation === (Hà Nội) IPA(key): [haŋ˨˩ ɲiət̚˧˨ʔ] (Huế) IPA(key): [haŋ˦˩ ɲiək̚˨˩ʔ] (Saigon) IPA(key): [haŋ˨˩ ɲiək̚˨˩˨] === Adjective === hằng nhiệt (zoology) endothermic Antonym: biến nhiệt === See also === máu nóng