7(n = noun.quantity) heptad, septenary, septet, seven, sevener, vii - the cardinal number that is the sum of six and one;
is a kind of digit, figure
7(s = adj.all) seven, vii - being one more than six;
One more than six; constituting or denoting a quantity consisting of seven items or units; -- representing the number seven as an Arabic numeral [WordNet 1.5]