pyloric stenosis pyloric sphincter • pyloric valve · · · Info · Definitions · Characters · · pyloric stenosis · · Text Common · · Latin · · Scripts 16 · · Length 6 · · Syllables Definitions · · · (noun) narrowing of the pyloric sphincter that blocks the passage of food from the stomach into the duodenum. Synonyms: pyloric stenosis. · · Noun Definition 1 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 y latin small letter y U+0079