reproduction, duplicate, copy, facsimile, replica mean a thing made to closely resemble another. reproduction implies an exact or close imitation of an existing thing.

DUPLICATE definition: a copy exactly like an original. See examples of duplicate used in a sentence.

DUPLICATE meaning: 1. to make an exact copy of something: 2. being an exact copy of something: 3. something that is…. Learn more.

Define duplicate. duplicate synonyms, duplicate pronunciation, duplicate translation, English dictionary definition of duplicate. adj. 1. Identically copied from an original.

to do or perform again; repeat: You'll just have to duplicate your performance. adj. [before a noun] exactly like or corresponding to something else: a duplicate key. Idioms Idioms in duplicate, in two …

5 days ago · Noun duplicate (countable and uncountable, plural duplicates) One that resembles or corresponds to another; an identical copy.

Definition of duplicate verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

They tried to duplicate [= repeat] last year's performance. If we both do the project, we'll just be duplicating the work. [=doing the same work twice; doing more work than we need to]

Duplicate is used to describe things that have been made as an exact copy of other things, usually in order to serve the same purpose. He let himself in with a duplicate key. ...a duplicate copy of the loan …

Duplicate describes something that's an exact copy. If you tend to accidentally lock yourself out of your car, it's a good idea to carry a duplicate key with you just in case.