dataset

noun

da·​ta·​set ˈdā-tə-ˌset 

ˈda-,

 also  ˈdä-

variants or less commonly data set

plural datasets also data sets

: a collection of data taken from a single source or intended for a single project

analyzed the dataset

If you're using a public dataset, make sure the data comes from a reliable source …

—Ben Dickson

The company is also … continuing to build its own dataset to improve its machine learning models.

—Alexandra S. Levine

Since AIs need a data set to learn and recognize patterns, one major worry artists have is that their artwork is being used for AI learning, raising concerns of copyright infringement.

—Daniel Salcedo Rubio

Examples of dataset in a Sentence

Recent Examples on the Web

In the most generous sense, that is what Palantir’s data analytics tools do: Allow users — mostly military and government agencies, but also private-sector companies — to better visualize large datasets. —Allison Morrow, CNN Money, 7 Aug. 2025

The models that create music are trained off of datasets of existing music to understand patterns and structure in songs. —Audrey Gibbs, The Tennessean, 7 Aug. 2025

Beijing has already published several action plans that help provide direct subsidies to AI companies and make vast datasets available to national champions through public-private partnerships, providing common approaches for Chinese companies to follow. —Simeon Bochev, Fortune, 6 Aug. 2025

This creates a double standard: Academic researchers and institutions should share data in the name of transparency, while private corporations are free to hoard proprietary datasets in their ever-expanding data centers. —Mohammad Hosseini, Chicago Tribune, 4 Aug. 2025

Word History

First Known Use

1958, in the meaning defined above

Rhymes for dataset

• alphabet
• arpanet
• bayonet
• biuret
• cigarette
• clarinet
• coronet
• coverlet
• epithet
• ethernet
• heavyset
• internet