(transitive) To make a copy of. / (transitive) To do repeatedly; to do again. / (transitive) To produce something equal to.

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

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.

plural of duplicate

past participle of duplicate

Consisting of two copies.

In a duplicate manner

plural of duplicity

Something or someone which duplicates something else; a duplicate.

Capable of being duplicated.