dataset

noun

da·​ta·​set ˈdā-tə-ˌset How to pronounce dataset (audio)
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

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However, astronomers are aiming to determine the motions for at least a dozen of M31's dwarfs to high precision within another year or two with the release of the next dataset from the Gaia astrometric mission. Keith Cooper, Space.com, 22 Apr. 2025 Potential buyers should know if one software provider is pulling data from unverified public datasets, while another is getting its data from reliable, industry-leading databases. Kelly Hopping, Forbes.com, 21 Apr. 2025 The company’s existing evaluation dataset looks at key signals such as birthday posts and the accounts with which profiles interact. Jibin Joseph, PC Magazine, 21 Apr. 2025 To that end, the team are releasing their dataset publicly through the Humanitarian Data Exchange, ensuring broad access for future work. The Physics Arxiv Blog, Discover Magazine, 17 Apr. 2025 See All Example Sentences for dataset

Word History

First Known Use

1958, in the meaning defined above

Time Traveler
The first known use of dataset was in 1958

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Cite this Entry

“Dataset.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dataset. Accessed 27 Apr. 2025.

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