Metadata
/ˈmɛtəˌdeɪtə/
Definitions
Data that describes other data. It provides information about the content, format, and characteristics of data.
/ˈmɛtəˌdeɪtə/
Data that provides information about other data.
The document's metadata revealed the author and the date of creation.
💡 Simply: It's like the information on the back of a CD or DVD! It tells you things like the artist, album name, and track lengths, but it's *about* the music itself. In other words, the information that describes other information.
👶 For kids: Metadata is information about information. It tells us things like who made it or when it was made.
More Examples
Adding accurate metadata is crucial for organizing a large database.
Web crawlers analyze metadata to understand website content for search indexing.
How It's Used
"The image's metadata included the camera model, date taken, and location."
"The library uses metadata to catalogue and retrieve books efficiently."
"Search engines use website metadata to understand content and rank pages."
Synonyms & Antonyms
Antonyms
From the Greek word 'meta' meaning 'after' or 'beyond' combined with 'data'. It signifies data about data, information that describes or provides context for other data. The term gained prominence with the rise of digital information and databases.
The term 'metadata' became widespread with the advent of digital systems and database management, although the concept has existed in libraries and other organizational systems for centuries.
Memory tip
Think of metadata as the 'behind-the-scenes' information that helps us understand and manage other data.
Word Origin
"after, beyond; also data is Latin meaning 'things given'"