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leptin

[lep-tin] /ˈlɛp tɪn/
noun
1.
a hormone that is thought to suppress appetite and speed up metabolism.
Origin
1995-2000; < Greek leptós small, thin + -in2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for leptin
  • leptin appears to play an important role in insulin resistance and fat storage in the body, but its role in obesity is unclear.
  • Nor does it promote the production of leptin, a hormone made by fat cells.
  • The fat-regulating protein leptin was first linked to obesity more than a decade ago.
  • leptin is a hormone made by fat cells that tells you when you're full.
  • They were recognized for work leading to the discovery of leptin, a hormone involved in regulating food intake and body weight.
  • Without neurons reacting to the blood leptin level, the brain does not control the feeling of hunger and fullness.
  • The fat hormone leptin was once thought of as a potential obesity wonder drug, but the reality has proved more complex.
  • The chief chemical is leptin, a hormone produced by fat cells in the belly.
  • The virus also increases lipid sensitivity and decreases leptin secretion of the new fat cells.
  • Fill up on fiber so the body produces more leptin, which makes you feel full.
British Dictionary definitions for leptin

leptin

/ˈlɛptɪn/
noun
1.
a protein, produced by fat cells in the body, that acts on the brain to regulate the amount of additional fat laid down in the body
Word Origin
C20: from lepto- + -in
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Contemporary definitions for leptin
noun

a protein produced by fat cells and involved in regulating food intake and fat storage in the body

Word Origin

1995-2000; < Gk leptos thin

Dictionary.com's 21st Century Lexicon
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leptin in Science
leptin
  (lěp'tĭn')   
A peptide hormone and neurotransmitter produced by fat cells and involved in the regulation of appetite.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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