estradiol

== English == === Alternative forms === oestradiol (British spelling) === Etymology === Internationalism. From estratriene (“estra(triene)”) +‎ diol. By surface analysis, estra- +‎ di- +‎ -ol. === Pronunciation === (General American) IPA(key): /ˌɛs.tɹəˈdaɪˌɔl/ === Noun === estradiol (countable and uncountable, plural estradiols, abbreviation E2) (American spelling) (biochemistry) A natural estrogenic hormone that is a phenolic alcohol estra-1,3,5-triene-3,17-diol (C18H24O2) secreted chiefly by the ovaries of all vertebrates, that is a major and the most potent of the naturally occurring estrogens; the semisynthetic esterified compound is used medicinally to treat estrogen deficiency and breast cancer. ==== Derived terms ==== ==== Descendants ==== → Japanese: エストラジオール ==== Translations ==== === Further reading === “estradiol”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present. “oestradiol”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022. “estradiol”, in OneLook Dictionary Search. === Anagrams === idolaster, idolastre, idolaters, steroidal == Portuguese == === Etymology === Internationalism. Compare English estradiol, French oestradiol. === Pronunciation === Hyphenation: es‧tra‧di‧ol === Noun === estradiol m (plural estradióis) (biochemistry) estradiol === Further reading === “estradiol”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026 “estradiol”, in Dicionário infopédia da Lingua Portuguesa (in Portuguese), Porto: Porto Editora, 2003–2026 “estradiol”, in Michaelis Dicionário Brasileiro da Língua Portuguesa (in Portuguese), São Paulo: Editora Melhoramentos, 2015–2026, →ISBN “estradiol”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026 == Romanian == === Etymology === Internationalism. Borrowed from French oestradiol. === Noun === estradiol m (plural estradioli) (biochemistry) estradiol ==== Declension ==== == Spanish == === Etymology === Internationalism. Compare English estradiol, French oestradiol. === Pronunciation === IPA(key): /estɾaˈdjol/ [es.t̪ɾaˈð̞jol] Rhymes: -ol Syllabification: es‧tra‧diol === Noun === estradiol m (plural estradioles) (biochemistry) estradiol