horseshoe arch horseshoe • horseshoe bat · · · Info · Definitions · Characters · · horseshoe arch · · Text Common · · Latin · · Scripts 14 · · Length 4 · · Syllables Definitions · · · (noun) a round arch that widens before rounding off. Synonyms: Moorish arch, horseshoe arch. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073