• synonyms


[ pep-tuh-nahyz ]
/ ˈpɛp təˌnaɪz /

verb (used with object), pep·to·nized, pep·to·niz·ing.

to subject (food) to an artificial, partial digestion by pepsin or pancreatic extract in order to aid digestion.
to hydrolyze or dissolve by a proteolytic enzyme, as pepsin.

Nearby words

peptogenic, peptolysis, peptolytic, peptone, peptonic, peptonize, peptonoid, pepys, pepys' diary, pepys, samuel, pequot
Also especially British, pep·to·nise.

Origin of peptonize

First recorded in 1875–80; peptone + -ize
Related formspep·to·ni·za·tion, nounpep·to·niz·er, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for peptonization

  • Take, for example, the single question of peptonization by gastric digestion.

    On Digestive Proteolysis|R. H. Chittenden
  • The peptonization should not be carried beyond a slightly bitter taste.

British Dictionary definitions for peptonization



/ (ˈpɛptəˌnaɪz) /


(tr) to hydrolyse (a protein) to peptones by enzymic action, esp by pepsin or pancreatic extract
Derived Formspeptonization or peptonisation, nounpeptonizer or peptoniser, noun
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

Medicine definitions for peptonization


[ pĕptə-nīz′ ]


To convert protein into a soluble peptone by enzymatic action.
To dissolve food by means of a proteolytic enzyme.
To combine with peptone.
Related formspep′to•ni•zation (-nĭ-zāshən) n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.