Definition of estradiol in English:


Syllabification: es·tra·di·ol
Pronunciation: /ˌestrəˈdīôl, -ˌäl
(British oestradiol)


  • A major estrogen produced in the ovaries.
    More example sentences
    • There were increases in blood levels of the estrogens, estradiol and estrone, and a reduction of the protective HDL cholesterol.
    • Natural estrogen can also easily be divided into the three types of estrogen: estradiol, estrone, and estriol.
    • Steroid hormones such as progesterone, testosterone, and estradiol are derived from cholesterol, a major constituent of biomembranes.


1930s: from estrus + di-1 + -ol.

More definitions of estradiol

Definition of estradiol in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day mage
Pronunciation: meɪdʒ
a magician or learned person