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

Doctors struggle to access complete patient histories, researchers spend months cleaning inconsistent datasets, and hospitals face spiraling costs just to keep outdated systems running. —Matthew Kayser, USA Today, 12 Sep. 2025

This includes projects that map disease pathways, develop new laboratory methods or collect large datasets that researchers use for decades. —Zeynep Hasgül, The Conversation, 12 Sep. 2025

Tech companies such as Microsoft, Meta, Amazon, and Nvidia have used these datasets to develop generative video tools that can churn out custom clips, raising unresolved legal questions about copyright and fair use. —Sharon Goldman, Fortune, 11 Sep. 2025

Those videos, spread across at least 13 datasets circulated by researchers and various tech firms, are more proof of how casually AI models are being fed the creative work of others – where no explicit permission was given for that to occur. —Andy Meek, Forbes.com, 11 Sep. 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