twenty-eight twenty-dollar • twenty-eighth · · · Info · Definitions · Synonyms · Characters · · twenty-eight · · Text Common · · Latin · · Scripts 12 · · Length 4 · · Syllables Definitions · · · (noun) the cardinal number that is the sum of twenty-seven and one. Synonyms: 28, XXVIII. · · Noun Definition 1 (adj) being eight more than twenty. Synonyms: 28, xxviii. · · Adjective Definition 1 Synonyms · · · 28 · · Synonym 1 xxviii · · Synonym 2 Characters · · - hyphen-minus U+002D e latin small letter e U+0065 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E t latin small letter t U+0074 w latin small letter w U+0077 y latin small letter y U+0079