spring equinox springe • springer · · · Info · Definitions · Synonyms · Characters · · spring equinox · · Text Common · · Latin · · Scripts 14 · · Length 5 · · Syllables Definitions · · · (noun) March 21. Synonyms: vernal equinox, March equinox, spring equinox. · · Noun Definition 1 Synonyms · · · vernal equinox · · Synonym 1 march equinox · · Synonym 2 Characters · · space U+0020 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 q latin small letter q U+0071 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075 x latin small letter x U+0078