marathoner marathon • Marathonian · · · Info · Definitions · Synonyms · Characters · · marathoner · · Text Latin · · Script 10 · · Length 4 · · Syllables Definitions · · · (noun) someone who participates in long-distance races (especially in marathons). Synonyms: marathon runner, road runner, long-distance runner. · · Noun Definition 1 Synonyms · · · marathon runner · · Synonym 1 road runner · · Synonym 2 long-distance runner · · Synonym 3 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 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 t latin small letter t U+0074