duplicate B2 Topic:Actions & Processes US /ˈd(j)uː.plɪˌkeɪt/ See IPA manual Freq #12403 Meanings 1 noun An exact copy of something. I keep a duplicate of the key in case I lose the original. 2 verb To make an exact copy of something. Please duplicate this document and send a copy to each member. 3 verb To do something again that has already been done, often unnecessarily. You don't need to duplicate my efforts; I've already finished it. 4 adj Exactly the same as another; being a copy. This is a duplicate entry, so please delete one of them. Thesaurus Synonyms 1 noun · an exact copy of something. copy 2 verb · to make an exact copy of... copydouble More dupefacsimilizereproduction ↔ Opposites dedupededuplicate Word family Forms duplicatedduplicatesduplicating Related forms repeat Common collocations duplicate key Adjective + noun Etymology AI details PIE word *dwóh₁ Borrowed from Latin duplicātus, perfect passive participle of duplicō, see -ate. duplicātus Latin View etymology graph -> Topics Actions & Processes External links Cambridge Dictionary Wiktionary Google Images # duplicate **Type:** Word **Level:** B2 **Part of speech:** noun, verb, adj **IPA (US):** /ˈd(j)uː.plɪˌkeɪt/ **Frequency rank:** 12403 ## Meanings 1. An exact copy of something. 2. To make an exact copy of something. 3. To do something again that has already been done, often unnecessarily. 4. Exactly the same as another; being a copy. ## Examples - I keep a duplicate of the key in case I lose the original. - Please duplicate this document and send a copy to each member. - You don't need to duplicate my efforts; I've already finished it. - This is a duplicate entry, so please delete one of them. ## Synonyms - dupe - facsimilize - reproduction ## Antonyms - dedupe - deduplicate ## Related Forms - repeat ## Roots and Affixes - Root: duplicātus ## Etymology PIE word *dwóh₁ Borrowed from Latin duplicātus, perfect passive participle of duplicō, see -ate. ## AI Etymology Duplicate is borrowed from Latin duplicātus, perfect passive participle of duplicō, see -ate. In current use, the main senses are “An exact copy of something” and “To make an exact copy of something”. ## Topics - Actions & Processes markdown