duplicate

Being the same as another; identical, often having been copied from an original.

This is a duplicate entry.

In which the hands of cards, tiles, etc. are preserved between rounds to be played again by other players.

duplicate whist

duplicate Scrabble

To make a copy of.

If we duplicate the information, are we really accomplishing much?

Can you duplicate this kind of key?

To do repeatedly; to do again.

You don't need to duplicate my efforts.

To produce something equal to.

He found it hard to duplicate the skills of his wife.

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

This is a duplicate, but a very good replica.

July 20, 1678, William Temple, letter to the Lord Treasurer I send a duplicate both of it and my last dispatch.

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

A pawnbroker's ticket, which must be shown when redeeming a pledged item.

"Sir, I hope you will excuse what I am going to say; but having observed that you frequently pledge similar goods to these at our shop, which are afterwards taken out by other persons, I take for granted you are in the habit of selling the duplicates;[…]"

The game of duplicate bridge.

The momentary madness which infects bridge players occurs frequently at rubber bridge and duplicate; and though it rarely results in murder, it often terminates marriages and close friendships[…]

The game of duplicate Scrabble.