duplicative

du·pli·cate  (dpl-kt, dy-)

adj.

1. Identically copied from an original.

2. Existing or growing in two corresponding parts; double.

3. Denoting a manner of play in cards in which partnerships or teams play the same deals and compare scores at the end: duplicate bridge.

n.

1. An identical copy; a facsimile.

2. One that corresponds exactly to another, especially an original.

3. Games A card game in which partnerships or teams play the same deals and compare scores at the end.

v. (-kt) du·pli·cat·ed, du·pli·cat·ing, du·pli·cates

v.tr.

1. To make an exact copy of.

2. To make twofold; double.

3. To make or perform again; repeat: a hard feat to duplicate.

v.intr.

To become duplicate.

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[Middle English, from Latin duplictus, past participle of duplicre, to double, from duplex, duplic-, twofold; see dwo- in Indo-European roots.]

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dupli·ca·ble, dupli·cata·ble (-kt-bl) adj.

dupli·cate·ly adv.

dupli·cative adj.

dupli·ca·tory (-k-tôr, -tr) adj.