duplication

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English

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Etymology

From Middle English duplicacioun, from Middle French duplication, from Late Latin duplicātiō, duplicātiōnem, from Latin duplicō.[1] Morphologically duplicate +‎ -ion.

Pronunciation

Noun

duplication (countable and uncountable, plural duplications)

  1. The act of duplicating.
    • 2021 July 14, Pip Dunn, “Woodhead 40 years on: time to let go”, in RAIL, number 935, page 39:
      Another argument for closing Woodhead was simply one of route duplication, and this was the main reason put forward by BR at the time.
  2. A duplicate.
    • 1916 March, Edgar Montgomery Cullen, “The Decline of Personal Liberty in America”, in Asa W. Russell, editor, Case and Comment: The Lawyer’s Magazine, volume 22, number 10, Rochester, N.Y.: Lawyers Co-operative Publishing Company, →ISSN, →OCLC, page 820, column 1:
      Counting crimes as given in the index to the Penal Code, their number is nearly twice as great as that stated, but as some are only duplications I have reduced my estimate that it may be well within the limits of the fact.
    • 1949 January 17, “Essential Oil Association Told Trade Not Normal”, in Oil, Paint and Drug Reporter, volume 155, number 3, New York, N.Y., →OCLC, page 7, column 4:
      Registration of trademarks had been revised and a unit had been set up to clear up duplications.
    • 2008, Dan E[lijah] Perry, “Twenty-seven Months in Blue Heaven”, in More Than I Deserve, : Chapel Hill Press, →ISBN, part I (Recollections and Memories), page 223:
      Duplications were made by carbon paper. If you had a pleading to be sent to three parties, you typed an original and four carbon copies, including an office copy.
  3. A folding over; a fold.
  4. (biology) The act or process of dividing by natural growth or spontaneous action.
    duplication of cartilage cells
  5. (genetics) The act of copying a nucleotide sequence from one chromosome to another.
  6. (genetics) A nucleotide sequence copied through such a process.

Synonyms

Derived terms

Translations

References

  1. ^ “duplication, n.”, in OED Online Paid subscription required⁠, Oxford: Oxford University Press, launched 2000.

French

Etymology

Inherited from Middle French, from Late Latin duplicātiōnem, from Latin duplicō.

Pronunciation

Noun

duplication f (plural duplications)

  1. duplication

Further reading

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