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Meaning of decuple

dec•u•ple

Pronunciation: (dek'yoo-pul), [key]
— adj., n., v., -pled, -pling.
—adj.
  1. ten times as great; tenfold.
—n.
  1. a tenfold quantity or multiple.
—v.t.
  1. to make ten times as great.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.