4 days ago · 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 definition: 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.

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 …

Learn what duplicate means with clear definitions, pronunciation, synonyms, and real-world examples. Simple explanations to help you use duplicate correctly.

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.

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 …

May 25, 2026 · Noun duplicate (countable and uncountable, plural duplicates) One that resembles or corresponds to another; an identical copy.

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]