Share this entry
stilboestrol Line breaks: stil|boes¦trol
Pronunciation: /stɪlˈbiːstrɒl/
(US stilbestrol)

Definition of stilboestrol in English:


[mass noun] Biochemistry
A powerful synthetic oestrogen used in hormone therapy, as a post-coital contraceptive, and as a growth-promoting agent for livestock.
Example sentences
  • For example, thyroxine for thyroid cancer, tamoxifen for oestrogen receptor positive breast cancer, and stilboestrol for cancer of the prostate.
  • Female hormones lead to gynecomastia, as demonstrated in patients with alcoholic liver disease and those who have been treated with drugs such as stilbestrol.
  • So you don't think that we'll have a stilboestrol problem which is the problem where women, to prevent miscarriage, got high doses of oestrogen in the hope that it would prevent the miscarriage.


1930s: from stilbene + oestrus + -ol.

Definition of stilboestrol in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove ads and access premium resources