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A mixture of enzymes present in intestinal juices that functions in the breakdown of polypeptides.

[Latin ēripere, to snatch away (ē-, ex-, ex- + rapere, to seize; see rep- in Indo-European roots) + (p)epsin.]
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.


(Physiology) a mixture of proteolytic enzymes secreted by the small intestine
[C20 er-, from Latin ēripere to snatch (from rapere to seize) + (p)epsin]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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Trypsin and chymotrypsin activities were 6-fold of the summation of a-amylase, lactase as well as lipase, and erepsin secreted by small intestine epithelia, so the digestibility of protein was very strong.
Digestion: Cucumber contains Erepsin, the enzyme that helps in protein digestion.