Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An estrogenic hormone, C18H24O2, produced by the ovaries and used in treating estrogen deficiency.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A potent estrogenic hormone ((17)-estra-1,3,5-triene-3,17-diol) produced in the ovaries of all vertebrates; the synthetic compound is used medicinally to treat estrogen deficiency and breast cancer.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the most powerful female hormone that occurs naturally; synthesized and used to treat estrogen deficiency and breast cancer

Etymologies

estra-, estrogenic hormone (from estrus) + di-1 + -ol1.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From estra(ne) +‎ -diol. (Wiktionary)

Examples

  • Some studies also suggest that a form of estrogen called estradiol, delivered in transdermal patches or gels, may avoid some cardiovascular issues that oral forms have.

    New Views Of Hormone Therapy in Menopause

  • The predominant one from puberty to menopause is 17-beta estradiol, which is involved in over 400 functions in the female body, from skin to hair, bones, heart and brain.

    Sorting Through the Choices

  • In this study, researchers noted that 17B-estradiol, which is known to increase calcium accumulation in both men and women, was found in the joint fluid, along with CPCs positive for estrogen receptors and androgen (male hormone) receptors.

    Emaxhealth

  • The pill, manufactured by Bayer HealthCare Pharmaceuticals of Wayne, N.J., contains two female hormones -- an estrogen called estradiol valerate and a progestin called dienogest.

    Medlogs - Recent stories

  • Dr. Kristina Durante of The University of Texas at Austin and colleagues found that young women felt more attractive when they had high levels of an estrogen known as estradiol, and they acted on those feelings.

    whoar.co.nz

  • "If I have a patient who says she wants a bioidentical ... then I personally would prescribe a hormone like estradiol, which is what her ovaries made, and I would give it to her in a skin patch by one of the drug companies that I know; it has oversight by the FDA and it has the exact dose that I want her to have," says Schiff, who has no ties to any drug companies.

    Medlogs - Recent stories

  • I would strongly recommend using the bio-identical forms of hormones such as estradiol and oral micronized progesterone, which you must -- might have to demand from your doctor rather than horse estrogen, premarin and synthetic progesterone, which I don't think are healthy.

    CNN Transcript Jul 18, 2002

  • Two new clinical trials, called KEEPs and ELITE, which are testing transdermal estradiol and natural progesterone gel in women in their 50s, are expected to begin reporting data next year.

    New Views Of Hormone Therapy in Menopause

  • In this acupuncture and menopause study, researchers measured levels of two hormones—estradiol and luteinizing hormone—both of which normally decline with the onset of menopausal symptoms.

    Acupuncture for menopause

  • Today most beef cows in the U.S. -- except those labeled "organic" -- receive an implant in their ear that delivers a hormone, usually a form of estrogen estradiol in some combination with five other hormones.

    Hormones In Food: Should You Worry?

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