estrone

noun
es·​trone | \ ˈe-ˌstrōn How to pronounce estrone (audio) \

Definition of estrone

: a natural estrogenic hormone that is a ketone C18H22O2 found in the body chiefly as a metabolite of estradiol, that is also secreted especially by the ovaries, and that is used to treat various conditions (such as ovarian failure and menopausal symptoms) relating to estrogen deficiency

Examples of estrone in a Sentence

Recent Examples on the Web Respeggt found a way around that: punch a 0.3-millimeter-wide hole in a shell, suck up a drop of embryonic urine, and test for estrone sulfate, a hormone only female chicks produce. Popular Science, "The most important engineering innovations of 2019," 3 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'estrone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of estrone

1933, in the meaning defined above

History and Etymology for estrone

estrane

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Time Traveler for estrone

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The first known use of estrone was in 1933

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Cite this Entry

“Estrone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/estrone. Accessed 3 Mar. 2021.

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More Definitions for estrone

estrone

noun
es·​trone | \ ˈes-ˌtrōn How to pronounce estrone (audio) \
variants: or chiefly British oestrone \ ˈē-​ˌstrōn How to pronounce estrone (audio) \

Medical Definition of estrone

: a natural estrogenic hormone that is a ketone C18H22O2 found in the body chiefly as a metabolite of estradiol, is also secreted especially by the ovaries, and is used to treat various conditions (as ovarian failure and menopausal symptoms) relating to estrogen deficiency — see theelin

More from Merriam-Webster on estrone

Britannica.com: Encyclopedia article about estrone

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