pepsin peppy • pepsinate · · · Info · Definitions · Characters · · pepsin · · Text Latin · · Script 6 · · Length Definitions · · · (noun) an enzyme produced in the stomach that splits proteins into peptones. · · Noun Definition 1 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E p latin small letter p U+0070 s latin small letter s U+0073