Definition of pepsinogen in English:

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Pronunciation: /pepˈsinəjen/


A substance that is secreted by the stomach wall and converted into the enzyme pepsin by gastric acid.
Example sentences
  • In the stomach, pepsinogen is secreted, and activated into pepsin by the acid that is secreted at the same site.
  • Examples of important proenzymes include pepsinogen, trypsinogen and chymotrypsinogen, which give rise to the proteolytic digestive enzymes.
  • Ginger is an excellent natural antacid because it prevents the breakdown of pepsinogen to pepsin: the latter irritates tissue to cause peptic ulcers.

For editors and proofreaders

Syllabification: pep·sin·o·gen

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