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chy·mo·tryp·sin·o·gen -.trip-'sin-ə-jən n a zymogen that is secreted by the pancreas and is converted by trypsin to chymotrypsin
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n.
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chy·mo·tryp·sin·o·gen (ki″mo-trip-sinґo-jən) an inactive proenzyme secreted by the pancreas and cleaved by trypsin in the small intestine to yield the active enzyme chymotrypsin.Medical dictionary. 2011.