Definition of pepsinogen in English:


Syllabification: pep·sin·o·gen
Pronunciation: /pepˈsinəjen


  • A substance that is secreted by the stomach wall and converted into the enzyme pepsin by gastric acid.
    More 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.

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