28

adj.

1.

denoting a quantity consisting of twenty-eight items or units; - representing the number twenty-eight as Arabic numerals

Thesaurus

Noun	1.	28 - the cardinal number that is the sum of twenty-seven and one twenty-eight, XXVIII large integer - an integer equal to or greater than ten
Adj.	1.	28 - being eight more than twenty twenty-eight, xxviii cardinal - being or denoting a numerical quantity but not order; "cardinal numbers"