Glossary

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

30 results found in accessibility testing.

Heuristic evaluation (Expert review, Usability inspection)
A usability and accessibility evaluation method where trained evaluators systematically assess an interface against a set of recognized principles or guidelines (heuristics) to identify potential prob…
Manual Accessibility Testing (Manual Testing, Manual Evaluation, Human Testing)
The process of evaluating web content accessibility through direct human inspection rather than automated tools. Manual testing is essential because many WCAG success criteria cannot be fully evaluate…
Personalized Accessibility (Personalized Web Accessibility, User-Tailored Accessibility)
An approach to accessibility evaluation and design that considers the specific disability profile, capabilities, and needs of individual users rather than treating accessibility as a single universal …
Probabilistic Sampling (Random Sampling, Statistical Sampling)
A sampling method in which every member of a population has a known, non-zero probability of being selected for the sample. In accessibility evaluation, probabilistic sampling of web pages allows audi…
Structured Walkthrough (Guided Walkthrough, Accessibility Walkthrough)
An accessibility evaluation method in which an evaluator is guided through a systematic series of checks using predefined steps, instructions, and heuristics. Unlike a full WCAG conformance review whi…
Testability (Reliably Human Testable, Machine Testable)
In the context of accessibility standards, testability refers to the degree to which a guideline or success criterion can be evaluated with consistent, reproducible results — either through automated …
Unified Web Evaluation Methodology (UWEM)
A standardized methodology developed by the European Web Accessibility Benchmarking Cluster (WAB Cluster) for evaluating the accessibility of websites in a consistent, comparable way. UWEM provides fo…
Web Crawling (Web Spidering, Web Scraping)
The automated process of systematically browsing and indexing web pages by following hyperlinks from a starting URL. In accessibility evaluation, web crawlers are used to discover and catalogue pages …
axe DevTools (axe, axe-core)
A widely used suite of automated accessibility testing tools developed by Deque Systems, available as browser extensions, command-line tools, and integrable libraries. The axe-core engine is an open-s…
mobileOK (mobileOK Basic Tests, W3C mobileOK)
A set of machine-automatable tests published by the W3C to verify conformance with Mobile Web Best Practices 1.0. The mobileOK Basic Tests define a subset of best practices that can be unambiguously e…