xxii

from WordNet (r) 3.0 (2006)

xxii
    adj 1: being two more than twenty [syn: {twenty-two}, {22},
           {xxii}]
    n 1: the cardinal number that is the sum of twenty-one and one
         [syn: {twenty-two}, {22}, {XXII}]

from The Collaborative International Dictionary of English v.0.48

xxii \xxii\, adj.
   The Roman number representing {twenty-two}.

   Syn: twenty-two, 22.
        [WordNet 1.5]

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