'duplication' definitions:

Definition of 'duplication'

(from WordNet)
noun
A copy that corresponds to an original exactly; "he made a duplicate for the files" [syn: duplicate, duplication]
noun
The act of copying or making a duplicate (or duplicates) of something; "this kind of duplication is wasteful" [syn: duplication, gemination]

Definition of 'duplication'

From: GCIDE
  • duplication \du`pli*ca"tion\, n. [L. duplicatio: cf. F. duplication.]
  • 1. The act of duplicating, or the state of being duplicated; a doubling; a folding over; a fold. [1913 Webster]
  • 2. (Biol.) The act or process of dividing by natural growth or spontaneous action; as, the duplication of cartilage cells. --Carpenter. [1913 Webster]
  • duplication of the cube (Math.), the operation of finding a cube having a volume which is double that of a given cube. [1913 Webster]