Glossary
Searchable terminology from accessibility, web standards, and related fields.
52 results found in Accessibility Testing.
- Accessibility Barrier (A11y Barrier)
- Any aspect of a digital product, web page, document, or service that prevents or impedes a person with a disability from perceiving, operating, understanding, or using it on an equivalent basis to som…
- Accessibility Checker (Accessibility Evaluation Tool, Accessibility Scanner, A11y Checker)
- An accessibility checker is a software tool that analyzes web content to identify potential barriers for people with disabilities, typically by testing against established guidelines such as WCAG or S…
- Accessibility Evaluation Method (AEM, Accessibility Testing Method)
- A structured approach or procedure used to assess the accessibility of digital products, websites, or applications. Accessibility evaluation methods include conformance review (checking against standa…
- Accessibility Heuristics (Accessibility Heuristic Evaluation)
- A set of broad usability and accessibility principles used to evaluate digital products for barriers that may prevent people with disabilities from using them effectively. Unlike detailed technical ch…
- Accessibility Inspection (Accessibility Inspection Method, Accessibility Audit)
- An evaluation approach in which an expert or designer reviews an interface against a set of accessibility criteria without recruiting end users, analogous to usability inspection methods such as heuri…
- 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 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 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 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…
- Accessibility Scanner (Google Accessibility Scanner, Android Accessibility Scanner)
- A testing tool developed by Google that scans Android app screens for common accessibility issues. The scanner checks for problems such as missing content descriptions on interactive elements, insuffi…
- Barrier Walkthrough (Structured Walkthrough)
- A systematic accessibility evaluation method that guides evaluators through the process of identifying barriers that people with disabilities may encounter on a website. Unlike a standard conformance …
- Barrier Walkthrough (BW Method)
- The Barrier Walkthrough is a structured expert evaluation method for assessing web accessibility in which evaluators systematically examine a website against a predefined set of accessibility barriers…
- Blackboard Ally (Ally)
- A commercial accessibility-checking and alternative-format-generation service from Anthology (Blackboard) that integrates with learning management systems such as Blackboard Learn, Canvas, Moodle, and…
- Blurred Vision Simulation (Vision Simulation, Low Vision Simulation)
- A technique used in accessibility evaluation where evaluators simulate the visual experience of people with reduced visual acuity by artificially blurring their view of a website or application. Metho…
- Brickfield Accessibility Toolkit (Brickfield Toolkit)
- An accessibility scanning and reporting tool for Moodle developed by Brickfield Education Labs. It is distributed on a freemium model: a community-edition set of scanners is integrated into the Moodle…
- Checklist Accessibility (Checklist Conformism, Checklist Compliance)
- A critique of accessibility practice in which organisations treat accessibility as a set of discrete technical checks to be ticked off (alt text present, ARIA labels declared, contrast ratios met) rat…
- CogTool
- A cognitive modeling tool developed at Carnegie Mellon University that generates quantitative predictions of human task performance times based on the Keystroke-Level Model (KLM) and the ACT-R cogniti…
- Communicability
- A quality property of interactive systems proposed by Semiotic Engineering theory, referring to the system's ability to effectively and efficiently convey to users the designer's communicative intenti…
- Conformance Review (WCAG Conformance Review, Conformance Evaluation, Accessibility Conformance Review)
- A conformance review is a systematic evaluation of a website or web application against a specific set of accessibility guidelines, most commonly WCAG, to determine whether and to what level the conte…
- Correctness (Precision, Validity)
- In the context of accessibility evaluation, correctness (also called precision) is the proportion of reported accessibility problems that are true problems — that is, issues that genuinely affect user…