Glossary

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

52 results found in Accessibility Testing.

Scenario-Based Evaluation (Path-Based Testing, User Journey Testing)
An accessibility evaluation approach that assesses the complete user experience across a sequence of steps needed to accomplish a task, rather than testing individual pages in isolation. For example, …
Screen Reader Proxy
An interface that sits between an automated agent or testing tool and an application, translating programmatic inputs (swipe, double-tap, type) into genuine screen reader gestures and capturing the re…
Semi-Automatic Evaluation (Semi-Automated Testing, Guided Manual Evaluation)
An approach to accessibility evaluation that combines automated checks with human expert judgment. Semi-automatic tools run algorithmic tests to detect issues that can be identified programmatically —…
Semiotic Inspection Method (SIM, MIS)
An evaluation method from Semiotic Engineering theory that systematically assesses the communicability of an interactive system by examining how well the designer's intended message is conveyed throug…
Sensitivity (Recall, Thoroughness, Completeness)
In the context of accessibility evaluation, sensitivity (also called recall or thoroughness) is the proportion of true accessibility problems that are successfully identified and reported by an evalua…
UWEM (Unified Web Evaluation Methodology)
The Unified Web Evaluation Methodology (UWEM) is a standardized European methodology for evaluating web accessibility conformance with WCAG. Developed through EU-funded projects including the European…
Virtual Auditing (Remote Auditing, Virtual Accessibility Audit)
Virtual auditing is a method of assessing the accessibility of physical environments by remotely examining street-level imagery, such as Google Street View, rather than conducting in-person inspection…
Vote Verification (Cast-as-Intended Verification, Recorded-as-Cast Verification)
The ability for a voter to confirm that their vote was correctly cast, recorded, and counted — a core requirement for trustworthy electronic and online elections. Traditional code-based verification s…
Web Accessibility Barrier (WAB, Accessibility Barrier)
Any element, design pattern, or technical implementation on a web page that prevents or hinders people with disabilities from accessing, understanding, or interacting with content. Common web accessib…
Web Accessibility Barrier Score (WAB, WAB Score)
A quantitative metric for measuring the accessibility level of a website, defined as the mean value of the failure rate of accessibility checkpoints on a page, weighted by the priority of each checkpo…
Web Accessibility Quantitative Metric (WAQM)
An accessibility evaluation metric that calculates a quantitative score for a website based on automatically generated evaluation reports. WAQM computes the failure rate for each tested page, then der…
Web Complexity (Page Complexity, Website Complexity)
A measure of the technical sophistication and structural density of a web page, typically assessed by the number and types of HTML elements, scripts, embedded objects, and interactive features present…