[kawr-tuh-sawl, -sohl]
Biochemistry. one of several steroid hormones produced by the adrenal cortex and resembling cortisone in its action.
Pharmacology, hydrocortisone.

1950–55; cortis(one) + -ol1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
cortisol (ˈkɔːtɪˌsɒl)
another name for hydrocortisone
[C20: from cortis(one) + -ol²]

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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Word Origin & History

hydrocortisone, 1953, from cortisone + -ol.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

cortisol cor·ti·sol (kôr'tĭ-sôl', -zôl', -sōl', -zōl')
See hydrocortisone.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
cortisol   (kôr'tĭ-sôl', -sōl')  Pronunciation Key 
The principal steroid hormone produced by the adrenal cortex. It regulates carbohydrate metabolism and the immune system and maintains blood pressure. When natural or synthetic cortisol is used as a pharmaceutical, it is known as hydrocortisone.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Britannica


an organic compound belonging to the steroid family, the principal hormone secreted by the adrenal glands. It is a potent anti-inflammatory agent and is also used for the palliative treatment of rheumatoid arthritis.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences for cortisol
Cortisol is an adrenal steroid hormone that is required for normal endocrine
Amino acids cortisol raises the free amino acids in the serum.
Cortisol also inhibits iga in serum, as it does igm, but not ige.
Gastric secretion cortisol stimulates gastric acid secretion.
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