brain hormone


Definition of brain hormone

1 : a hormone that is secreted by neurosecretory cells of the insect brain and that stimulates the prothoracic glands to secrete ecdysone
2 : any of various hormones (such as serotonin) produced in or acting on the vertebrate brain or central nervous system not usually used technically

Examples of brain hormone in a Sentence

Recent Examples on the Web The male pill works by blocking those brain hormones, which then lowers testosterone levels and, is expected to shut down sperm production. Jonathan Lapook, CBS News, "Male birth control pill could be closer to becoming reality, study finds," 20 Mar. 2018

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

First Known Use of brain hormone

1957, in the meaning defined at sense 1

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The first known use of brain hormone was in 1957

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Cite this Entry

“Brain hormone.” Dictionary, Merriam-Webster, Accessed 24 Nov. 2020.

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More Definitions for brain hormone

brain hormone


Medical Definition of brain hormone

: any of various hormones (as serotonin and melatonin) produced in or acting on the vertebrate brain or central nervous system not usually used technically

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