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Meaning of twenty-seven

twen•ty-sev•en

Pronunciation: (twen'tē-sev'un, twun'-), [key]
— n.
  1. a cardinal number, 20 plus 7.
  2. a symbol for this number, as 27 or XXVII.
  3. a set of this many persons or things.
—adj.
  1. amounting to 27 in number.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.