Noun
The act of duplicating, or the state of being duplicated; a doubling; a folding over; a fold.
The act or process of dividing by natural growth or spontaneous action; as, the duplication of cartilage cells.
Source: Webster's dictionaryThe problems of this world are only truly solved in two ways: by extinction or duplication. Susan Sontag
One of the things I've been trying to do is look for simpler or rules underpinning good or bad design. I think one of the most valuable rules is avoid duplication. "Once and only once" is the Extreme Programming phrase. Martin Fowler
In trying to make something new, half the undertaking lies in discovering whether it can be done. Once it has been established that it can, duplication is inevitable. Helen Gahagan Douglas
An exact poetic duplication of a man is for the poet a negation of the earth, an impossibility of being, even though his greatest desire is to speak to many men, to unite with them by means of harmonious verses about the truths of the mind or of things. Salvatore Quasimodo
I started in a research lab for TV cameras, then I worked at a tape duplication facility. That was the first introduction for me to recorded music and hi-fi. Alan Parsons
Science is supposed to be cumulative, not almost endless duplication of the same kind of things. Richard Hamming