synodic month synodally • synodical · · · Info · Definitions · Synonyms · Characters · · synodic month · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) the period between successive new moons (29.531 days). Synonyms: lunar month, moon, lunation, synodic month. · · Noun Definition 1 Synonyms · · · lunar month · · Synonym 1 moon · · Synonym 2 lunation · · Synonym 3 Characters · · space U+0020 c latin small letter c U+0063 d latin small letter d U+0064 h latin small letter h U+0068 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 y latin small letter y U+0079