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

For years, those datasets sat in silos, slowing even basic scientific questions and forcing teams to pull information from a patchwork of disconnected systems. —Gabriel Snyder, MSNBC Newsweek, 21 Nov. 2025

Each failure becomes a dataset for safer autonomy. —Kapil Kajal, Interesting Engineering, 21 Nov. 2025

The datasets needed to explore and understand this diversity are just on the horizon. —Morgan Underwood, The Conversation, 19 Nov. 2025

Founded in 2023 by former Google researchers Llion Jones, Ren Ito, and CEO David Ha, Sakana AI focuses on creating affordable, generative AI models specifically optimized for the Japanese language and culture, which also work efficiently with small datasets. —Sharon Goldman, Fortune, 18 Nov. 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