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Entity

Definition - What does Entity mean?

An entity is any singular, identifiable and separate object. It refers to individuals, organizations, systems, bits of data or even distinct system components that are considered significant in and of themselves.

The term is used in a number of programming languages/concepts, database management, systems design and other arenas.

Techopedia explains Entity

An entity's common denominator is that it can be considered a separate whole and possesses a unique set of characteristics.

The following are examples of the use of an entity in different contexts:

  • General computing: Refers to users, components and organizations

    System: Refers to a discrete or separate component

  • Database system: Refers to individual things, including people, concepts or objects with data that is first stored in a database management system (DBMS) and has attributes and relationships to other entities

  • Open Systems Interconnection model (OSI model): Refers to discrete system components that use different protocols to communicate with each other

  • Object-oriented programming (OOP): Synonymous with objects.

This definition was written in the context of Computing
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