Share this entry
estrone Syllabification: es·trone
Pronunciation: /ˈestrōn/
(British oestrone)

Definition of estrone in English:


An estrogen similar to but less potent than estradiol.
Example sentences
  • Natural estrogen can also easily be divided into the three types of estrogen: estradiol, estrone, and estriol.
  • There were increases in blood levels of the estrogens, estradiol and estrone, and a reduction of the protective HDL cholesterol.
  • I assume that you're taking an oral dose of estriol or some combination of estriol, estrone, and estradiol.


1930s: from estrane (parent molecule of most estrogens) + -one.

Definition of estrone 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