estrogen
Use Estrogen in a sentence
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trə noun Biochemistry.
any of several major female sex hormones produced primarily by the ovarian follicles of female mammals, capable of inducing estrus, developing and maintaining secondary female sex characteristics, and preparing the uterus for the reception of a fertilized egg: used, especially in synthetic form, as a component of oral contraceptives, in certain cancer treatments, and in other therapies.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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|
Link To estrogen
00:10
Estrogen
is always a great word to know.
So is surface tension. Does it mean:
| the elasticlike force existing in the surface of a body, esp. a liquid, tending to minimize the area of the surface, caused by asymmetries in the intermolecular forces between surface molecules. |
| an ester obtained from glycerol by the esterification of three hydroxyl groups with fatty acids |
Collins
World English Dictionary
estrogen (ˈɛstrədʒən, ˈiːstrə-) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| the usual US spelling of oestrogen | |
| estrogenic | |
| —adj | |
| estro'genically | |
| —adv | |
| oestrogen or estrogen (ˈiːstrədʒən, ˈɛstrə-) | |
| —n | |
| any of several steroid hormones, that are secreted chiefly by the ovaries and placenta, that induce oestrus, stimulate changes in the female reproductive organs during the oestrous cycle, and promote development of female secondary sexual characteristics | |
| [C20: from | |
| estrogen or estrogen | |
| —n | |
| [C20: from | |
| oestrogenic or estrogen | |
| —adj | |
| estrogenic or estrogen | |
| —adj | |
| oestro'genically or estrogen | |
| —adv | |
| estro'genically or estrogen | |
| —adv | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary
estrogen es·tro·gen or oes·tro·gen (ěs'trə-jən)
n.
Any of several natural or synthetic substances formed by the ovary, placenta, testis, and certain plants, that stimulate the female secondary sex characteristics, exert systemic effects such as the growth and maturation of long bones, and are used to treat disorders due to estrogen deficiency and to ameliorate cancers of the breast and prostate. Also called estrin.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
| estrogen (ěs'trə-jən) Pronunciation Key
Any of a group of steroid hormones that primarily regulate the growth, development, and function of the female reproductive system. The main sources of estrogen in the body are the ovaries and the placenta. Estrogen-like compounds are also formed by certain plants. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary
estrogen [(es-truh-juhn)]A group of hormones, secreted mainly by the ovaries, that influence the female reproductive system in many ways, notably in preparing the body for ovulation and in the development of female secondary sex characteristics.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Example sentences
She discovered that she suffered from a hormonal imbalance that required estrogen shots.
Such findings and other evidence suggest that estrogen may have nerve-protecting properties.
Ovaries start producing estrogen and levels rise, while progesterone remains low.
During a pregnancy, existing fibroids may grow due to the increased blood flow and estrogen levels.
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