rack railway rack rail • rack rent · · · Info · Definitions · Synonyms · Characters · · rack railway · · Text Common · · Latin · · Scripts 12 · · Length 3 · · Syllables Definitions · · · (noun) railway for steep mountains; a cogwheel on the locomotive engages cogs on a center rail to provide traction. Synonyms: cog railway, rack railway. · · Noun Definition 1 Synonyms · · · cog railway · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 i latin small letter i U+0069 k latin small letter k U+006B l latin small letter l U+006C r latin small letter r U+0072 w latin small letter w U+0077 y latin small letter y U+0079