Metadata

Metadata is data that provides information about other data, it is used to summarize basic information about data that can make tracking and working with specific data easier. Some examples include:

• Means of creation of the data
• Purpose of the data
• Time and date of creation
• Creator or author of the data
• Location on a computer network where the data was created
• Standards used
• Data quality
• Source of the data
• Process used to create the data

Reference: [Wikipedia: Metadata]