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[hahy-druh-kawr-tuh-zohn, -sohn] /ˌhaɪ drəˈkɔr təˌzoʊn, -ˌsoʊn/
Biochemistry. a steroid hormone, C 21 H 30 O 5 , of the adrenal cortex, active in carbohydrate and protein metabolism.
Pharmacology. Also called cortisol. a powerful anti-inflammatory drug, C 21 H 30 O 5 , used in the treatment of shock, allergies, certain forms of arthritis, and other conditions.
Origin of hydrocortisone
1950-55; hydro-2 + cortisone Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for hydrocortisone


the principal glucocorticoid secreted by the adrenal cortex; 17-hydroxycorticosterone. The synthesized form is used mainly in treating rheumatic, allergic, and inflammatory disorders. Formula: C21H30O5 Also called cortisol
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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hydrocortisone in Medicine

hydrocortisone hy·dro·cor·ti·sone (hī'drə-kôr'tĭ-sōn', -zōn')

  1. A steroid hormone produced by the adrenal cortex that regulates carbohydrate metabolism and maintains blood pressure. Also called cortisol.

  2. A preparation of this hormone obtained from natural sources or produced synthetically and used to treat inflammatory conditions and adrenal failure.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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hydrocortisone in Science
  (hī'drə-kôr'tĭ-sōn', -zōn')   
A preparation of the hormone cortisol that is obtained naturally or produced synthetically and is used widely in the treatment of inflammatory conditions and allergies.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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