growth hormone

noun

1
: a vertebrate polypeptide hormone that is secreted by the anterior lobe of the pituitary gland and regulates growth
also : a recombinant version of this hormone

called also somatotropin

2

Examples of growth hormone in a Sentence

Recent Examples on the Web
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The growth hormone has also been banned by the World Anti-Doping Agency. Brandon Gomez, CNBC, 16 Apr. 2026 This is partly due to lower levels of growth hormone. Health, 13 Apr. 2026 Some were growth hormone-releasing peptides (GHRPs), which have become increasingly popular in fitness circles for their potential to stimulate growth hormone release and promote muscle building and repair. Mary Walrath-Holdridge, USA Today, 1 Apr. 2026 For example, some promote growth hormones, while others modulate the immune system. Will Stone, NPR, 31 Mar. 2026 See All Example Sentences for growth hormone

Word History

First Known Use

1924, in the meaning defined at sense 1

Time Traveler
The first known use of growth hormone was in 1924

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Cite this Entry

“Growth hormone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/growth%20hormone. Accessed 30 Apr. 2026.

Kids Definition

growth hormone

noun
: a hormone in plants or animals that regulates growth
especially : one produced by the pituitary gland

Medical Definition

growth hormone

noun
: a vertebrate polypeptide hormone that is secreted by the anterior lobe of the pituitary gland and regulates growth
also : a recombinant version of this hormone

called also somatotropic hormone, somatotropin

see human growth hormone

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