Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Identically copied from an original.
  • adjective Existing or growing in two corresponding parts; double.
  • adjective Denoting a manner of play in cards in which partnerships or teams play the same deals and compare scores at the end.
  • noun An identical copy; a facsimile.
  • noun One that corresponds exactly to another, especially an original.
  • noun Games A card game in which partnerships or teams play the same deals and compare scores at the end.
  • intransitive verb To make an exact copy of.
  • intransitive verb To make twofold; double.
  • intransitive verb To make or perform again; repeat.
  • intransitive verb To become duplicate.

from The Century Dictionary.

  • To double; repeat; produce a second (like the first); make a copy or copies of.
  • In physiology, to divide into two by natural growth or spontaneous division: as, some in-fusorians duplicate themselves.
  • To become double; repeat or be repeated; specifically, in ecclesiastical use, to celebrate the mass or holy communion twice in the same day. See duplication.
  • In botany, folded.
  • Double; twofold; consisting of or relating to a pair or pairs, or to two corresponding parts: as, duplicate spines in an insect; duplicate examples of an ancient coin; duplicate proportion.
  • Consisting of a double number or quantity; multiplied by two.
  • Exactly like or corresponding to something made or done before; repeating an original; matched: as, there are many duplicate copies of this picture; a duplicate action or proceeding.
  • noun One of two or more things corresponding in every respect to each other.
  • noun Specifically, in law and com.
  • noun An instrument or writing corresponding in every particular to a first or original and of equal validity with it; an additional original.
  • noun A second copy of a document, furnished by authority when the original has been lost, defaced, or invalidated.
  • noun One of two or more things each of which corresponds in all essential respects to an original, type, or pattern; another corresponding to a first or original; another of the same kind; a copy: as, a duplicate of a bust.
  • In whist and bridge, to play the same cards over again, as nearly as possible under the same conditions, each side getting the hands originally held by its opponents.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Double; twofold.
  • adjective (Math.) the proportion or ratio of squares. Thus, in geometrical proportion, the first term to the third is said to be in a duplicate ratio of the first to the second, or as its square is to the square of the second. Thus, in 2, 4, 8, 16, the ratio of 2 to 8 is a duplicate of that of 2 to 4, or as the square of 2 is to the square of 4.
  • noun That which exactly resembles or corresponds to something else; another, correspondent to the first; hence, a copy; a transcript; a counterpart.
  • noun (Law) An original instrument repeated; a document which is the same as another in all essential particulars, and differing from a mere copy in having all the validity of an original.
  • transitive verb To double; to fold; to render double.
  • transitive verb To make a duplicate of (something); to make a copy or transcript of.
  • transitive verb (Biol.) To divide into two by natural growth or spontaneous action.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective being the same as another; identical. This may exclude the first identical item in a series, but usage is inconsistent.
  • verb to make a copy of
  • verb to do repeatedly; to do again
  • verb to produce something equal to
  • noun One that resembles or corresponds to another; an identical copy.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun something additional of the same kind
  • adjective being two identical
  • noun a copy that corresponds to an original exactly
  • verb make a duplicate or duplicates of
  • verb duplicate or match
  • adjective identically copied from an original
  • verb make or do or perform again
  • verb increase twofold

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Middle English, from Latin duplicātus, past participle of duplicāre, to double, from duplex, duplic-, twofold; see dwo- in Indo-European roots.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin duplicatus (past participle of duplicare).

Examples

  • Interestingly, if they had published a shared announcement they would have given an example of what many people think of when they hear the term duplicate content - the same copy / text / content on different websites.

    Search Engine Watch Blog

  • Interestingly, if they had published a shared announcement they would have given an example of what many people think of when they hear the term duplicate content - the same copy / text / content on different websites.

    Search Engine Watch Blog

  • The suit contends that names were cut from the rolls after the Colorado Republican Party provided the state with a list of what it called duplicate registrations.

    Rising Tide of Suits Filed in Search of Political Edge

  • Last month it sought permission to destroy what it called duplicate loan files because the $45,000-a-month storage cost was an "unnecessary burden" on the company.

    American Home Unveils

  • The same relation holds when comparing only hub duplicate pairs, which we defined as duplicate pairs where at least one paralog has a PPI degree ≥ 20.

    PLoS Biology: New Articles

  • These shorthand notes, transcribed and typed in duplicate, were the nightmare and, on occasion, the Nemesis, of the managers and foremen.

    CHAPTER IV

  • Please find herewith a contract in duplicate for your next book which we have taken the liberty of forwarding to you.

    Chapter 43

  • Upon completion, he shall provide paperwork [printed from the NCIS system no doubt], in duplicate, to the buyer and seller indicating the identity of the gun and confirming the eligibility of the former.

    The Volokh Conspiracy » Mayor Bloomberg’s gun show bill

  • He wanted to make a copy and insert his own name on it, saying he had lost his original and was having trouble getting a duplicate from the government.

    David David

  • I swear, I figure out how to post and then I end up somehow sending things out in duplicate, all with misspelled words (yes, I know, I'm terrible here too, but I already say I'm an idiot in the title of this LJ.)

    Day in the Life of an Idiot

Comments

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  • dont duplicate others work

    January 28, 2013