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

Many new startups have begun building custom hardware -- cameras and bodysuits -- to capture nuances of human movement, pressure, depth of touch and human pose reconstruction for their datasets. —Nilesh Christopher Los Angeles Times, Arkansas Online, 15 Mar. 2026

Techniques developed for handling huge datasets and high-speed storage can influence fields such as scientific simulations, large-scale data analysis, and artificial intelligence infrastructure. —Rupendra Brahambhatt, Interesting Engineering, 15 Mar. 2026

The group, who also have backgrounds in areas such as physics and math, approached the problem like experimentalists and decided to gather a dataset. —Lyndie Chiou, Scientific American, 13 Mar. 2026

Saatchi’s idea is to build a dataset that includes the existing film, as well as scripts, notes, images and even new performances by actors. —Holly Willis, The Conversation, 13 Mar. 2026

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