reflux reflush • refluxed · · · Info · Definitions · Synonyms · Characters · · reflux · · Text Latin · · Script 6 · · Length Definitions · · · (noun) an abnormal backward flow of body fluids. · · Noun Definition 1 (noun) the outward flow of the tide. Synonyms: ebb. · · Noun Definition 2 Synonyms · · · ebb · · Synonym 1 Characters · · e latin small letter e U+0065 f latin small letter f U+0066 l latin small letter l U+006C r latin small letter r U+0072 u latin small letter u U+0075 x latin small letter x U+0078