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corticosterone

American

[kawr-ti-kos-tuh-rohn, -koh-stuh-rohn] / ˌkɔr tɪˈkɒs təˌroʊn, -koʊ stəˈroʊn /

noun

Biochemistry.

a steroid hormone, secreted by the adrenal cortex, that is involved in regulation of the water and electrolyte balance of the body.

corticosterone British

/ ˌkɔːtɪˈkɒstəˌrəʊn /

noun

a glucocorticoid hormone secreted by the adrenal cortex. Formula: C 21 H 30 O 4 See also corticosteroid

"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

Etymology

Origin of corticosterone

First recorded in 1935–40; cortico- + ster(ol) + -one

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

corticosterone

A study published in the Journal of Physiology and Biochemistry in March 2024 examined Menin in cultured mouse hippocampal cells exposed to the stress hormone corticosterone.

From Science Daily ● Sep. 18, 2026

“We also learned for the first time that part of the mechanism is a disruption of the circadian rhythm of corticosterone, the stress hormone that produces our well-rounded lives.”

From Salon ● Aug. 14, 2024

The same appears to be true for vocalizing in parrots, as the researchers showed by giving small doses of corticosterone to some of the chicks.

From Science Magazine ● May 31, 2022

Baby rats that received more of this care had less of the stress hormone corticosterone.

From New York Times ● Jul. 6, 2018

A glucocorticoid produced in much smaller amounts is corticosterone.

From Textbooks ● Jun. 19, 2013

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023