septenary septenarius • septenate · · · Info · Definitions · Synonyms · Characters · · septenary · · Text Latin · · Script 9 · · Length Definitions · · · (noun) the cardinal number that is the sum of six and one. Synonyms: seven, 7, VII, sevener, heptad, septet. · · Noun Definition 1 Synonyms · · · seven · · Synonym 1 7 · · Synonym 2 vii · · Synonym 3 sevener · · Synonym 4 heptad · · Synonym 5 septet · · Synonym 6 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 n latin small letter n U+006E p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 y latin small letter y U+0079