corticosterone

American  

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

noun

Biochemistry.

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

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corticosterone British  

/ ˌkɔːtɪˈkɒstəˌrəʊn /

noun

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

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Etymology

Origin of corticosterone

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

Example Sentences

"Even before the tumors were palpable, we see about a 40 or 50% blunting of this corticosterone rhythm," he said.

From Science Daily • Jan. 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 three main glucocorticoids are cortisol, corticosterone, and cortisone.

From Textbooks • Jun. 9, 2022

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