A device that reproduces something, such as printed documents or compact discs; a copier.

plural of duplicator

plural of duplicity

Something or someone which duplicates something else; a duplicate.

plural of duplicant

In a duplicate manner

In a duplicative manner

The act of duplicating. / A folding over; a fold. / (biology) The act or process of dividing by natural growth or spontaneous action.

Being the same as another; identical, often having been copied from an original. / (games) In which the hands of cards, tiles, etc. are preserved between rounds to be played again by other players.

One that resembles or corresponds to another; an identical copy.