Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Entity-Relationship Diagram(also: ER Diagram, ERD)
- A type of relational diagram used in software engineering and database design to model the conceptual structure of a system by representing entities (objects or concepts), their attributes (properties), and the relationships between them. ER diagrams are widely used by system…
- Error Profile(also: Accessibility Error Profile, Violation Profile)
- An error profile is a structured summary of the accessibility issues detected on a page, typically represented as a numeric vector with one component per checkpoint or rule — counts of violations, binary pass/fail indicators, or failure rates. Error profiles were introduced in…
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