GNU Collaborative International Dictionary of English

last match results

Found 3 definitions

1.       
   duplicate , a. [L. duplicatus, p. p. of duplicare to double, fr. duplex double, twofold. See Duplex.] Double; twofold.
   1913 Webster
   Duplicate proportion or Duplicate ratio (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.
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2.       
   Duplicate, n.
   That which exactly resembles or corresponds to something else; another, correspondent to the first; hence, a copy; a transcript; a counterpart.
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   I send a duplicate both of it and my last dispatch.
    Sir W. Temple.
   
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   (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.
   Burrill.
   
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3.       
   Duplicate , v. t. [imp. & p. p. Duplicated ; p. pr. & vb. n. Duplicating.]
   To double; to fold; to render double.
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   To make a duplicate of (something); to make a copy or transcript of.
   Glanvill.
   
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   (Biol.) To divide into two by natural growth or spontaneous action; as, infusoria duplicate themselves.
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