XXVII

from WordNet (r) 3.0 (2006)
xxvii
    adj 1: being seven more than twenty [syn: {twenty-seven}, {27},
           {xxvii}]
    n 1: the cardinal number that is the sum of twenty-six and one
         [syn: {twenty-seven}, {27}, {XXVII}]
    
from The Collaborative International Dictionary of English v.0.48
xxvii \xxvii\, adj.
   The Roman number representing {twenty-seven}.

   Syn: twenty-seven, 27.
        [WordNet 1.5]
    

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