Adjective xxviii has 1 sense
  1. twenty-eight, 28, xxviii - being eight more than twenty
    Antonym: ordinal (indirect, via cardinal)
,Noun xxviii has 1 sense
  1. twenty-eight, 28, XXVIII - the cardinal number that is the sum of twenty-seven and one
    --1 is a kind of large integer
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