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

And all those cameras on Teslas have amassed one of the largest, if not the largest, datasets for robotics today. —Reed Albergotti, semafor.com, 24 Oct. 2025

The data is backed by over a dozen datasets from the public and private sectors. —Ignacio Calderon, USA Today, 22 Oct. 2025

Hosted by the Yale School of Public Health, the platform brings public and private health datasets together for a more comprehensive and real-time look at a wide range of health trends than was available before. —Deidre McPhillips, CNN Money, 22 Oct. 2025

Last month, Senate Democrats introduced legislation that would require NOAA to publish the dataset and update it twice a year, saying that lawmakers used the reports to inform disaster funding decisions. —Evan Bush, NBC news, 22 Oct. 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