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periodicity definition

pe·rio·dic·ity (pir′ē ə dis′ə tē)

noun pl. periodicities -·ties

  1. the tendency, quality, or fact of recurring at regular intervals
  2. Chem. the occurrence of similar properties in elements occupying similar positions in the periodic table

Etymology: Fr périodicité < période: see period

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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