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proteolysis

[proh-tee-ol-uh-sis]
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noun Biochemistry.
  1. the breaking down of proteins into simpler compounds, as in digestion.

Origin of proteolysis

1875–80; proteo- (combining form representing protein) + -lysis
Related formspro·te·o·lyt·ic [proh-tee-uh-lit-ik] /ˌproʊ ti əˈlɪt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for proteolysis

Contemporary Examples

Historical Examples

  • Further, the pancreatic juice is a remarkably active fluid, and proteolysis under its influence must make rapid strides.

    On Digestive Proteolysis

    R. H. Chittenden

  • This brings us to a very important point in connection with the utilization by the system of the ordinary products of proteolysis.

    On Digestive Proteolysis

    R. H. Chittenden

  • They can only utilize the proteid material elaborated from the products of proteolysis by other agencies.

    On Digestive Proteolysis

    R. H. Chittenden

  • The combined acid, however, must be hydrochloric acid, if proteolysis is to be at all marked.

    On Digestive Proteolysis

    R. H. Chittenden

  • Pepsin-proteolysis, therefore, is strictly the proteolysis produced by pepsin-acid.

    On Digestive Proteolysis

    R. H. Chittenden


British Dictionary definitions for proteolysis

proteolysis

noun
  1. the hydrolysis of proteins into simpler compounds by the action of enzymes: occurs esp during digestion
Derived Formsproteolytic (ˌprəʊtɪəˈlɪtɪk), adjective

Word Origin

C19: from New Latin, from proteo- (from protein) + -lysis
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

proteolysis in Medicine

proteolysis

(prō′tē-ŏlĭ-sĭs)
n.
  1. The hydrolytic breakdown of proteins into simpler, soluble substances, as occurs in digestion.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.