nội tiết tố

== Vietnamese == === Etymology === Sino-Vietnamese word from 內洩 (“endocrine”) and 素 (“element”). === Pronunciation === (Hà Nội) IPA(key): [noj˧˨ʔ tiət̚˧˦ to˧˦] (Huế) IPA(key): [noj˨˩ʔ tiək̚˦˧˥ tow˨˩˦] (Saigon) IPA(key): [noj˨˩˨ tiək̚˦˥ tow˦˥] === Noun === nội tiết tố hormone