metadata

noun

meta·​da·​ta ˌme-tə-ˈdā-tə How to pronounce metadata (audio)
-ˈda-,
 also  -ˈdä-
plural in form but singular or plural in construction
: data that provides information about other data

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How Metadata Was Formed

It's easy to find data on the source of "metadata": the word was formed by combining "data" with "meta-," which means "transcending" and is often used to describe a new but related discipline designed to deal critically with the original one. "Meta-" was first used in that way in "metaphysics" and has been extended to a number of other disciplines, giving us such words as "metapsychology" and "metamathematics." "Metadata" takes the "transcending" aspect a step further, applying it to the concept of pure information instead of a discipline. "Metadata" is a fairly new word (it appeared in the latter half of the 20th century), whereas "data" can be traced back to the middle of the 17th century.

Examples of metadata in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The Context This leak could enable widespread phishing and identity scams by correlating email addresses with detailed metadata, including usernames, tweet history, and location data. Jason D. Greenblatt, MSNBC Newsweek, 2 Apr. 2025 This should include not only information about the collectible itself—such as appraisals, condition reports, and storage details—but also metadata related to the DAO, including token IDs, governance protocols, and relevant smart contract terms. Matthew F. Erskine, Forbes.com, 31 Mar. 2025 In Story’s model, ownership becomes visible—not just as metadata, but as infrastructure. Gary Weinstein, Forbes, 25 Mar. 2025 The Observatory's repository includes detailed dossiers, photos, names and other metadata related to children from Ukraine being adopted and fostered by Russia. John Hudson The Washington Post, arkansasonline.com, 19 Mar. 2025 See All Example Sentences for metadata

Word History

First Known Use

1983, in the meaning defined above

Time Traveler
The first known use of metadata was in 1983

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Cite this Entry

“Metadata.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/metadata. Accessed 5 Apr. 2025.

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