data set

American  

[dey-tuh-set] / ˈdeɪ təˌsɛt /

Or dataset

noun

Computers.

1. a collection of data records for computer processing.

2. (not in technical use) modem.

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data set British  

noun

1. computing another name for file 1

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Etymology

Origin of data set

1955–60 data set ( def. 2 ); 1970–75 data set ( def. 1 )

Example Sentences

Even so, “when he and Russell reran their data set of opinion articles through the current version, the underlying assessments were similar to those in the earlier iteration.”

From The Wall Street Journal • Apr. 3, 2026

Teske emphasized that the discovery raises as many questions as it answers: "What's really exciting is that this new data set is opening up even more questions than it's answering."

From Science Daily • Mar. 22, 2026

Google’s Research division on Thursday unveiled a new AI data set called Groundsource that has compiled details on flash floods from millions of news articles to map out rainfall patterns across the globe.

From The Wall Street Journal • Mar. 12, 2026

Vanda Research, which has a proprietary data set that tracks retail investors’ buying and selling in popular stocks and ETFs, found that retail buying in a handful of crude-oil ETFs has soared.

From MarketWatch • Mar. 11, 2026

But keep in mind that these are the most common names of all, and consider the size of the data set.

From "Freakonomics: A Rogue Economist Explores the Hidden Side of Everything" by Steven D. Levitt