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Meaning of fluctuate

fluc•tu•ate

Pronunciation: (fluk'ch-āt"), [key]
— v., -at•ed, -at•ing.
—v.i.
  1. to change continually; shift back and forth; vary irregularly: The price of gold fluctuated wildly last month.
  2. to move back and forth in waves.
—v.t.
  1. to cause to fluctuate.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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