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.

du•pli•cate /n., adj. ˈduplɪkɪt, ˈdyu-; v. -ˌkeɪt/ n., v., -cat•ed, -cat•ing, adj. an exact copy: He made a duplicate and handed me the original. to make an exact copy of: She duplicated a few copies of my …

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

Jan 24, 2026 · 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.

Factsheet What does the word duplicate mean? There are 15 meanings listed in OED's entry for the word duplicate. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

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 …

To make a copy of. If we duplicate the information, are we really accomplishing much?