cor·​ti·​co·​ste·​rone | \ ˌkȯr-tə-ˈkä-stə-ˌrōn How to pronounce corticosterone (audio) , -ti-kō-stə-ˈrōn; ˌkȯr-ti-kō-ˈstir-ˌōn, -ˈster- \

Definition of corticosterone

: a colorless crystalline corticosteroid C21H30O4 that is important in protein and carbohydrate metabolism

Examples of corticosterone in a Sentence

Recent Examples on the Web In all of the animals involved in the experiment, the ratio of dehydroepiandrosterone to corticosterone increased with training. Brigit Katz, Smithsonian, 26 Oct. 2019 An alternative is to sample the animals’ blood and analyse it for stress hormones such as corticosterone. The Economist, 11 July 2019 The researchers analyzed the animals’ feces to measure corticosterone, a stress hormone, and dehydroepiandrosterone, which is secreted in response to stress and, in humans, has been shown to improve moods. Brigit Katz, Smithsonian, 26 Oct. 2019 The researchers also collected each rat's droppings at various points during the study to analyze them for metabolites of corticosterone and dehydroepiandrosterone, a pair of hormones. Jonathan M. Gitlin, Ars Technica, 1 Nov. 2019 In sifting through their fecal matter, Lambert found both groups of rats trained to drive secreted higher levels of corticosterone and DHEA, hormones that control stress responses. Scottie Andrew, CNN, 23 Oct. 2019 Dr Lynch knew from previous work by her collaborators at the University of Houston that corticosterone and its metabolites show up in penguin guano. The Economist, 11 July 2019 The researchers found elevated levels of corticosterone, a stress hormone, and higher levels of DNA methylation, a molecular process that indicates changes in which genes are activated. Jennifer Leman, Scientific American, 22 July 2019 Baby rats that received more of this care had less of the stress hormone corticosterone. Judith Newman, New York Times, 6 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'corticosterone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of corticosterone

1937, in the meaning defined above

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The first known use of corticosterone was in 1937

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Cite this Entry

“Corticosterone.” Dictionary, Merriam-Webster, Accessed 28 Jan. 2022.

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More Definitions for corticosterone


cor·​ti·​co·​ste·​rone | \ ˌkȯrt-ə-ˈkäs-tə-ˌrōn, -i-kō-stə-ˈ; ˌkȯrt-i-kō-ˈsti(ə)r-ˌōn, -ˈste(ə)r- How to pronounce corticosterone (audio) \

Medical Definition of corticosterone

: a colorless crystalline corticosteroid C21H30O4 of the adrenal cortex that is important in protein and carbohydrate metabolism

More from Merriam-Webster on corticosterone Encyclopedia article about corticosterone


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