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Glossary Term
Glossary Term Metadata
Definition Data about data. In data processing, metadata is definitional data providing information about or documentation of other data managed within an application or environment, for example, data about
  • data elements or attributes (name, size, data type, etc.),
  • records or data structures (length, fields, columns, etc.) and
  • data (where located, how associated, what ownership, and so on).
Metadata may include descriptive information about the context, quality and condition, or characteristics of the data.
Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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Send questions and comments to User Support. 		last database update
03/25/2025
MGI 6.24 		The Jackson Laboratory