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[kawr-tuh-koh-ster-oid, -steer-] /ˌkɔr tə koʊˈstɛr ɔɪd, -ˈstɪər-/
noun, Biochemistry.
any of a class of steroids, as aldosterone, hydrocortisone, or cortisone, occurring in nature, especially as a product of the adrenal cortex, or synthesized.
Also called corticoid
[kawr-tuh-koid] /ˈkɔr təˌkɔɪd/ (Show IPA)
Origin of corticosteroid
1940-45; cortico- + steroid Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for corticosteroid


any steroid hormone produced by the adrenal cortex that affects carbohydrate, protein, and electrolyte metabolism, gonad function, and immune response
any similar synthetic substance, used in treating inflammatory and allergic diseases
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 corticosteroid

by 1945, from cortico-, word-forming element from comb. form of Latin cortex "bark of a tree" (see cortex), applied since c.1890 to various surface structures of plants, animals, or organs + steroid. So called because they are produced in the adrenal cortex. Related: Corticosterone.

Online Etymology Dictionary, © 2010 Douglas Harper
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corticosteroid in Medicine

corticosteroid cor·ti·co·ste·roid (kôr'tĭ-kō-stēr'oid', -stěr'-)
Any of the steroid hormones produced by the adrenal cortex or their synthetic equivalents.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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corticosteroid in Science
  (kôr'tĭ-kō-stîr'oid', -stěr'-)   
Any of the steroid hormones, such as cortisol or aldosterone, produced by the cortex of the adrenal gland. Corticosteroids are also produced synthetically for medicinal purposes.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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