xvi

from WordNet (r) 3.0 (2006)

xvi
    adj 1: being one more than fifteen [syn: {sixteen}, {16}, {xvi}]
    n 1: the cardinal number that is the sum of fifteen and one
         [syn: {sixteen}, {16}, {XVI}]

from The Collaborative International Dictionary of English v.0.48

xvi \xvi\, adj.
   The Roman number symbolizing the value sixteen.

   Syn: sixteen, 16.
        [WordNet 1.5]

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