stomach flu stomach-filling • stomach-formed · · · Info · Definitions · Synonyms · Characters · · stomach flu · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) inflammation of the stomach and intestines; can be caused by Salmonella enteritidis. Synonyms: gastroenteritis, stomach flu, intestinal flu. · · Noun Definition 1 Synonyms · · · gastroenteritis · · Synonym 1 intestinal flu · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 f latin small letter f U+0066 h latin small letter h U+0068 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075