es·tri·ol /ˈɛsˌtraɪˌɔl, ɛˈstraɪ, ˌol/ 雌激素三醇
es·tri·ol /ˈɪˌstraɪˌɔl, ɪˈstraɪ, ˌol/ 名詞 雌(甾)三醇,雌三醇
estriol n : a naturally occurring estrogenic hormone; a synthetic form is used to treat estrogen deficiency [syn: oestriol]