ghrel·in
(grĕl′ən)n. A hormone that is secreted by cells in the stomach and promotes hunger before an expected meal, decreases in amount after eating, and promotes secretion of growth hormone.
[Coined by its discoverers from
ghrē-,
reconstructed Proto-Indo-European root of English
grow; see
grow +
-in (probably influenced by
g(rowth)-h(ormone)-rel(easing peptide),
a description of ghrelin's function and chemical composition).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ghrelin
(ˈɡrɛlɪn) n (Biochemistry) a hormone produced in the body that stimulates appetite
[C20: from g(rowth) h(ormone) rel(easing) + -in]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
| Noun | 1. | ghrelin - a gastrointestinal hormone produced by epithelial cells lining the fundus of the stomach; appears to be a stimulant for appetite and feeding, but is also a strong stimulant of growth hormone secretion from the anterior pituitary |
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