pepsin

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Related to Peptin: leptin, pepsin, pectin

pep·sin

also pep·sine  (pĕp′sĭn)
n.
1. A digestive enzyme found in gastric juice that catalyzes the breakdown of protein to peptides.
2. A substance containing pepsin, obtained from the stomachs of hogs and calves and used as a digestive aid.

[Greek pepsis, digestion (from peptein, to digest; see pekw- in Indo-European roots) + -in.]
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.

pepsin

(ˈpɛpsɪn) or

pepsine

n
(Biochemistry) a proteolytic enzyme produced in the stomach in the inactive form pepsinogen, which, when activated by acid, splits proteins into peptones
[C19: via German from Greek pepsis, from peptein to digest]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

pep•sin

(ˈpɛp sɪn)

n.
1. an enzyme, produced in the stomach, that in the presence of hydrochloric acid splits proteins into proteoses and peptones.
2. a commercial preparation containing pepsin, obtained from hog stomachs, used chiefly as a digestive and as a ferment in making cheese.
[1835–45; < Greek péps(is) digestion (pep-, base of péptein to digest + -sis -sis) + -in1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

pep·sin

(pĕp′sĭn)
A powerful enzyme that breaks down proteins in the stomach of vertebrate animals.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

pepsin

A protein-digesting enzyme in the stomach.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pepsin - an enzyme produced in the stomach that splits proteins into peptones
gastric acid, gastric juice - digestive secretions of the stomach glands consisting chiefly of hydrochloric acid and mucin and the enzymes pepsin and rennin and lipase
enzyme - any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

pepsin

[ˈpepsɪn] Npepsina f
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

pepsin

nPepsin nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

pepsin

[ˈpɛpsɪn] npepsina
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

pep·sin

n. pepsina, enzima principal del jugo gástrico.
English-Spanish Medical Dictionary © Farlex 2012

pepsin

n pepsina
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
These normal chief cells are usually distinguished by their condensed basal nuclei and basophilic granular cytoplasm because they contain numerous ribosomes, which contain large doses of proteins responsible for peptin secretion.
The degree of degraded peptin under the influence of enzymes is determined with the formula: