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Meaning of percentile

per•cen•tile

Pronunciation: (pur-sen'tīl, -til), [key]
— Statistics. Statistics.
—n.
  1. one of the values of a variable that divides the distribution of the variable into 100 groups having equal frequencies: Ninety percent of the values lie at or below the ninetieth percentile, ten percent above it.
—adj.
  1. of or pertaining to a percentile or a division of a distribution by percentiles.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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