erd

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Erd

Description:

Erd is a noun that stands for an Entity-Relationship Diagram (ERD). It is a visual representation used in database design to illustrate the relationships between different entities and their attributes.

Erd is also a noun that refers to the coordinate origin (0,0) on a Cartesian coordinate system.

Sense 1 - Entity-Relationship Diagram:

In database design, an ERD (Entity-Relationship Diagram), commonly known as an Erd, is a graphical representation of the entities (such as tables) within a database and the relationships between them.

Example sentence: The database administrator created a detailed erd for the new system being developed.

Sense 2 - Coordinate Origin:

In mathematics, erd represents the coordinate origin (0,0) on a Cartesian coordinate system, also known as the point of intersection of the x-axis and y-axis.

Example sentence: The erd is an essential reference point for plotting coordinates in a two-dimensional plane.