1. (adj)seven, 7, VII, sevener, heptad, septet, septenary the cardinal number that is the sum of six and one Synonyms: septenary, heptad, septet, seven-spot, sevensome, seven, sevener, septette Antonyms: ordinal
2. (adj)seven, 7, vii being one more than six Synonyms: vii, seven Antonyms: ordinal