[pep-sin-uh-juhn, -jen]
noun Biochemistry.
crystals, occurring in the gastric glands, that during digestion are converted into pepsin.

1875–80; pepsin + -o- + -gen

pepsinogenic [pep-suh-noh-jen-ik] , pepsinogenous [pep-suh-noj-uh-nuhs] , adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
pepsinogen (pɛpˈsɪnədʒən)
the inactive precursor of pepsin produced by the stomach

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

pepsinogen pep·sin·o·gen (pěp-sĭn'ə-jən)
The inactive precursor to pepsin, formed in the chief cells of the mucous membrane of the stomach and converted to pepsin by hydrochloric acid during digestion. Also called propepsin.

The American Heritage® Stedman's Medical Dictionary
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