cardiac sphincter cardiac rhythm • cardiac tamponade · · · Info · Definitions · Characters · · cardiac sphincter · · Text Common · · Latin · · Scripts 17 · · Length 5 · · Syllables Definitions · · · (noun) the valve between the distal end of the esophagus and the stomach; the physiological sphincter at the esophagogastric junction. Synonyms: cardiac sphincter. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E 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