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estradiol

 - 4 dictionary results

es⋅tra⋅di⋅ol

[es-truh-dahy-awl, -ol]
–noun
1. Biochemistry. an estrogenic hormone, C18H24O2, produced by the maturing Graafian follicle, that causes proliferation and thickening of the tissues and blood vessels of the endometrium.
2. Pharmacology. a commercial form of this compound, obtained from the urine of pregnant humans and mares or synthesized, used in the treatment of estrogen deficiency and certain menopausal and postmenopausal conditions.

Origin:
1930–35; estra- (comb. form repr. estrin ) + di- 1 + -ol 1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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es·tra·di·ol   (ěs'trə-dī'ôl', -ōl', -ŏl')   
n.  An estrogenic hormone, C18H24O2, produced by the ovaries and used in treating estrogen deficiency.

[estra-, estrogenic hormone (from estrus) + di-1 + -ol1.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: es·tra·di·ol
Pronunciation: "es-tr&-'dI-"ol, -"Ol
Variant: or chiefly British oes·tra·di·ol /"E-str&-'dI-"ol, E-'strad-E-"ol, -"Ol/
Function: noun
: a natural estrogenic hormone that is a phenolic alcohol C18H24O2 secretedchiefly by the ovaries, is the most potent of the naturally occurring estrogens, and is administered in its natural or semisynthetic esterified form especially to treat menopausal symptoms called alsodihydrotheelin; —see ESTRACE, ESTRADERM
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

estradiol es·tra·di·ol (ěs'trə-dī'ôl', -ōl')
n.
The most potent naturally occurring estrogen.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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