entity-relationship diagram

noun

A graphical representation of entities and their relationships to each other in a conceptual data model.

Similar
ER diagram
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Meanings

nounentity-relationship diagram (plural entity-relationship diagrams)

plural entity-relationship diagrams · alternative entity relationship diagram

  1. data modelingA graphical representation of entities and their relationships to each other in a conceptual data model.

    Synonyms: ER diagram

Synonyms & antonyms

nounA graphical representation of entities and their relationships to each other in a conceptual data model.

Similar
ER diagram
Cite this entry
APA

entity-relationship diagram. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/entity-relationship%20diagram

MLA

“entity-relationship diagram.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/entity-relationship%20diagram. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “entity-relationship diagram,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/entity-relationship%20diagram.

Source: entity-relationship diagram on Wiktionary, CC BY-SA 4.0.