rainbow smelt rainbow-skirted • rainbow-tinted · · · Info · Definitions · Synonyms · Characters · · rainbow smelt · · Text Common · · Latin · · Scripts 13 · · Length 3 · · Syllables Definitions · · · (noun) common smelt of eastern North America and Alaska. Synonyms: American smelt, rainbow smelt. · · Noun Definition 1 (noun) important marine and landlocked food fish of eastern North America and Alaska. Synonyms: rainbow smelt, Osmerus mordax. · · Noun Definition 2 Synonyms · · · osmerus mordax · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 w latin small letter w U+0077