oestradiol

British

/ ˌiːstrəˈdaɪɒl, ˌɛstrə- /

noun

the most potent oestrogenic hormone secreted by the mammalian ovary: synthesized and used to treat oestrogen deficiency and cancer of the breast. Formula: C 18 H 24 O 2

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of oestradiol

C20: from New Latin, from _oestrin + _di- ¹ + _-ol ¹

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

However, women who had the lowest 25% of oestradiol levels showed a much reduced risk.

From Science Daily

Today, the biochemistry of this steroid hormone is well known, from its daily fluctuations to its synthesis from cholesterol and occasional conversion to oestradiol, a form of oestrogen.

From Nature

These were oestradiol and spironolactone, hormones commonly used in male-to-female transitions.

From Nature

The risk of blood clots was 15% higher for the treatments containing oestrogen manufactured from horse urine than for the synthetic oestradiol, for both single and combined hormone treatments.

From BBC

These tiny fragments contain chemicals which are similar to the sex hormone oestradiol and this can impact fertility in animals and humans.

From BBC

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023