Glossary

Searchable terminology from accessibility, web standards, and related fields.

6660 terms — page 11 of 333

Accessibility Inspector (Xcode Accessibility Inspector)
A developer tool included with Apple's Xcode development environment that allows developers and QA testers to audit iOS, macOS, and other Apple platform apps for accessibility issues. The tool can run…
Accessibility Internet Rally (AIR, AIR-Austin)
An annual web-development competition run by Knowbility (based in Austin, Texas) in which teams of developers are paired with non-profit clients and judged partly on the accessibility of the websites …
Accessibility Linter (A11y Linter, Accessibility Lint)
A static analysis tool that scans source code — typically HTML, CSS, and related web technologies — for accessibility violations against standards such as WCAG. Accessibility linters can be integrated…
Accessibility Live Region (accessibilityLiveRegion, Android Live Region)
An Android accessibility attribute that tells TalkBack to automatically announce changes to a view's content, without requiring the user to move focus to it. Developers set it on a view to make dynami…
Accessibility Map (Accessible Route Map, Wheelchair Accessibility Map)
A map that displays information about the physical accessibility features and barriers of an environment, such as the presence of curb ramps, steps, slopes, surface conditions, and accessible entrance…
Accessibility Maturity (Accessibility Maturity Model, Digital Accessibility Maturity)
A framework for assessing how well an organization has integrated accessibility into its culture, processes, and products, typically measured across dimensions such as leadership commitment, policy, t…
Accessibility Maturity Model (Accessibility Maturity, Digital Accessibility Maturity)
A framework for assessing how well an organization has integrated accessibility into its culture, processes, and outputs. Maturity models typically progress through stages from ad hoc or reactive appr…
Accessibility Metadata (A11y Metadata, Accessibility Annotations)
Structured information that describes the accessibility features, hazards, or access modes of digital content. Accessibility metadata can be embedded within content (such as alt text in HTML) or store…
Accessibility Metric (Web Accessibility Metric, Accessibility Score)
A quantitative measure used to assess and compare the accessibility quality of web pages or websites. Accessibility metrics typically calculate a score (often 0-100%) based on the number and severity …
Accessibility Metric (Web Accessibility Metric, Accessibility Quality Metric)
An accessibility metric is a quantitative measure used to assess the level of accessibility compliance of a web page or website. Metrics typically derive from the results of automated or manual evalua…
Accessibility Metrics (Web Accessibility Metrics, Accessibility Scores, Accessibility Measurement)
Quantitative methods for measuring and scoring the accessibility level of websites or digital content. Accessibility metrics typically work by evaluating web pages against checkpoints derived from sta…
Accessibility Monitoring (Web Accessibility Monitoring, Accessibility Observatory)
Accessibility monitoring is the ongoing process of tracking and measuring the accessibility level of websites or digital products over time. Because web content is frequently updated, changes can inad…
Accessibility Object Model (AOM)
The Accessibility Object Model (AOM) is a proposed W3C web standard that aims to give JavaScript developers direct programmatic access to the browser's accessibility tree. While WAI-ARIA allows author…
Accessibility Overlay (A11y Overlay, Accessibility Widget, Accessibility Plugin)
A third-party software product that applies a layer of JavaScript over a website claiming to automatically fix accessibility issues, typically through a toolbar widget offering features like text resi…
Accessibility Paradox
The accessibility paradox describes the gap between organizations' stated commitments to accessibility and the lived realities of disabled employees, who often encounter inaccessible tools, documents,…
Accessibility Persona (Disability Persona, Inclusive Persona)
A detailed, realistic description of a hypothetical user with specific disabilities, assistive technology configurations, and usage contexts, used during design and evaluation to help teams consider a…
Accessibility Policy (Web Accessibility Policy, Digital Accessibility Policy)
A formal organizational document that defines an institution's commitment to digital accessibility, typically specifying the standards to be followed (such as WCAG conformance levels), roles and respo…
Accessibility Progress Formula (APPF, Accessibility Progress Percentage)
A formula for quantitatively tracking progress in addressing accessibility issues on a website, expressed as APPF = A / ((A + B) + (T - C)), where A is the number of applicable checklist items that ha…
Accessibility Remediation (A11y Remediation, Accessibility Repair)
The process of identifying and fixing accessibility barriers in digital products such as websites, mobile applications, or documents to bring them into compliance with accessibility standards and make…
Accessibility Repair (Automated Accessibility Repair, Accessibility Remediation)
Accessibility repair refers to the process of identifying and fixing accessibility barriers in digital content, ranging from manual remediation by developers to automated tools that can detect and cor…