Glossary

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

50 results found in usability.

Think-Aloud Protocol (Think Aloud, Verbal Protocol Analysis)
A usability research method in which participants verbalize their thoughts, reactions, and decision-making processes while interacting with a system or performing a task. Think-aloud protocols provide…
Universal Usability
An approach to technology design that aims to make systems usable by the widest possible range of people, including children, older adults, people with various impairments, people engaged in other tas…
Usability (Ease of Use)
Usability is the extent to which a product, system, or service can be used by specified users to achieve specified goals with effectiveness, efficiency, and satisfaction in a specified context of use,…
Usability Barrier
A type of access barrier where a task can technically be completed but not with the desired qualities such as speed, ease, accuracy, or comfort. Unlike failure point barriers, the task is possible, bu…
User Experience (UX)
A person's perceptions and responses resulting from the use or anticipated use of a product, system, or service, encompassing emotions, beliefs, preferences, physical and psychological responses, and …
Viewability (Video Viewability)
A subjective measure of how watchable and consumable a video is for a particular viewer, encompassing factors like ability to focus on content, level of distraction, information comprehension, and ove…
Visual Distraction (Visual Clutter, Visual Noise)
Visual elements in an interface or content that draw attention away from the primary content or task, including animated advertisements, moving backgrounds, decorative overlays, notification badges, r…
Web Clutter (Page Clutter, Visual Clutter)
Non-essential elements on a web page that do not contribute to the primary content or user task, such as advertisements, decorative images, redundant navigation, social media widgets, and promotional …
Web disorientation (Lost in hyperspace, Navigation disorientation)
The feeling of being lost or confused while navigating websites, characterized by difficulty knowing one's current location within a site, how to return to previously visited pages, or how to find des…
Workaround (Hack, Alternative Strategy)
A method or technique used to bypass or overcome a limitation, barrier, or deficiency in a system, particularly when the intended functionality is inaccessible or broken. In accessibility, workarounds…