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Meaning of duplication

du•pli•ca•tion

Pronunciation: (d"pli-kā'shun, dy"-), [key]
— n.
  1. an act or instance of duplicating.
  2. the state of being duplicated.
  3. a duplicate.
  4. a type of chromosomal aberration in which a region of the chromosome is repeated.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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