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Definition of deduplicate

deduplicate

/diːˈduːplɪkeɪt/
de · du · pli · cate
Adjective:deduplicated
•
Past Simple:deduplicated
•
Past Participle:deduplicated
•
Present Participle:deduplicating
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deduplicate Lexical Profile

deduplicate Game Scores & Validity

• verb

1

To eliminate redundant or duplicate copies of repeating data, files, or records from a database or storage system.

Example

"The software engineer wrote a script to deduplicate the customer mailing list before sending out the annual catalog."

Synonyms
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Antonyms
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• Rhymes for deduplicate

• Nearby Words

deduction
deductive
deductively
deduplicate
dee
dee river
deed

Word Origin & Etymology

Coined in the late 20th century within the field of data processing, formed from the prefix 'de-' (indicating removal) and 'duplicate' (from Latin 'duplicatus', meaning doubled).

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Deduplicate. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/deduplicate
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