Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- WCAG 2.4 Navigable(also: Guideline 2.4, Navigable Guideline)
- A guideline within the Web Content Accessibility Guidelines (WCAG) under the Operable principle that requires web content to provide ways to help users navigate, find content, and determine where they are. Its success criteria address bypass blocks (skip navigation links), page…
- Walkability Index(also: Walk Score, Walkability Score, Pedestrian Accessibility Index)
- A numerical metric that quantifies how walkable a neighborhood or location is based on the proximity and density of destinations reachable on foot, such as grocery stores, schools, parks, restaurants, and transit stops. Services like walkscore.com have made walkability indices…
- Wayfinding(also: Navigation, Orientation and mobility)
- The process by which people orient themselves in physical or digital spaces, determine their destination, and navigate a route to reach it. Wayfinding encompasses the cognitive, sensory, and physical strategies people use to understand where they are, where they need to go, and…
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