deduplicate

/ diːˈdjuːplɪˌkeɪt /

verb

1. (tr) computing to remove (duplicated material) from a system

Other Word Forms

• deduplication noun

Example Sentences

In Wyoming, the state health department had to “deduplicate” thousands of records in its electronic system each month to ensure positive results were counted just once.

From The Verge

ComScore launched Xmedia a few years ago to measure and deduplicate viewers across screens, but that product didn’t specify how many people saw the actual ads.

From Wall Street Journal