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aldosterone

[al-doh-sti-rohn, al-doh-sti-rohn, al-dos-tuh-rohn] /ˌæl doʊ stɪˈroʊn, ˈæl doʊ stɪˌroʊn, ælˈdɒs təˌroʊn/
noun, Biochemistry
1.
a hormone produced by the cortex of the adrenal gland, instrumental in the regulation of sodium and potassium reabsorption by the cells of the tubular portion of the kidney.
Origin
1950-1955
1950-55; ald(ehyde) + -o- + ster(ol) + -one
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for aldosterone
  • People with primary hyperaldosteronism have a problem with the adrenal gland that causes it to release too much aldosterone.
British Dictionary definitions for aldosterone

aldosterone

/ælˈdɒstəˌrəʊn/
noun
1.
the principal mineralocorticoid secreted by the adrenal cortex. A synthesized form is used in the treatment of Addison's disease. Formula: C21H27O5
Word Origin
C20: from ald(ehyde) + -o- + ster(ol) + -one
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for aldosterone
n.

isolated 1953, named with -one + elements of aldehyde, sterol.

Online Etymology Dictionary, © 2010 Douglas Harper
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aldosterone in Medicine

aldosterone al·dos·ter·one (āl-dŏs'tə-rōn')
n.
A steroid hormone secreted by the adrenal cortex that regulates the salt and water balance in the body.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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aldosterone in Science
aldosterone
  (āl-dŏs'tə-rōn')   
A steroid hormone secreted by the adrenal cortex that regulates salt and water balance in the body. Chemical formula: C21H28O5.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Article for aldosterone

a steroid hormone secreted by the adrenal gland. It serves as the principal regulator of the salt and water balance of the body (a mineralocorticoid) and has a small effect on the metabolism of fats, carbohydrates, and proteins.

Learn more about aldosterone with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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