Glossary

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

6660 terms — page 326 of 333

Web Proxy (HTTP Proxy, Intermediary, Edge Service, Proxy Server)
A web proxy (or intermediary) is a server that sits between a user's browser and the origin web server, intercepting and potentially modifying HTTP requests and responses as they pass through. In the …
Web Readability (Online Readability)
The ease with which web content can be read and understood, encompassing both visual factors (typography, layout, color, responsive design) and linguistic factors (vocabulary, sentence complexity, con…
Web Segmentation (Page Segmentation, Web Page Segmentation)
The process of dividing a web page into distinct, meaningful sections or segments based on visual layout, structural markup, or content semantics. Web segmentation is important for accessibility becau…
Web Services
A standardized method of communication between software applications over the internet, typically using protocols such as HTTP, XML, SOAP, or REST. In the context of accessibility, web services archit…
Web Speech API (Web Speech, SpeechSynthesis API)
A browser-native JavaScript API that provides speech recognition and speech synthesis capabilities directly within web applications. The Web Speech API enables developers to add text-to-speech and voi…
Web Tracking (Online Tracking, Behavioural Tracking)
The collection of information about users across websites, typically by third parties, using techniques such as cookies, fingerprinting, tracking pixels, and network requests. Web tracking raises priv…
Web Transcoding (Content Transcoding, Web Page Transcoding)
The process of transforming or reformatting web page content to make it more accessible or usable in different contexts. Transcoding techniques include removing irrelevant elements, reordering content…
Web Transcoding (Content Transcoding, Web Content Transformation)
The process of automatically transforming web content to improve its presentation or accessibility for specific users or devices. Transcoding techniques can include simplifying page structure, adaptin…
Web Widget (Widget, UI Widget, Web Component)
A discrete, interactive user interface element within a web page that allows users to perform specific actions or view dynamic content. Widgets range from simple controls like checkboxes and dropdown …
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…
Web of Things (WoT)
An application layer built on top of the Internet of Things (IoT) that uses open web standards — including HTTP, WebSockets, JSON-LD, and semantic web technologies — as a universal platform for intero…
Web-Based Learning (WBL, Online Learning, E-Learning)
An educational approach that delivers instructional content and learning experiences through web browsers and internet-connected platforms, encompassing everything from static course websites to inter…
WebAIM (Web Accessibility In Mind)
WebAIM (Web Accessibility In Mind) is a non-profit organization based at the Center for Persons with Disabilities at Utah State University, founded in 1999 and recognized internationally as a leading …
WebAIM Million (WebAIM Million Report, The WebAIM Million)
An annual accessibility evaluation study conducted by WebAIM (Web Accessibility In Mind) that automatically tests the home pages of the top one million websites against WCAG 2 success criteria. The st…
WebAnywhere
A web-based, self-voicing screen reader developed at the University of Washington that enabled blind users to access the web from any computer with an Internet connection and sound output, without ins…
WebExtensions API (WebExtensions, Web Extensions API)
A cross-browser standard for building browser extensions, supported by Chrome, Firefox, Edge, Opera, and other major browsers. It defines how extensions declare capabilities in a manifest.json file, i…
WebVTT (Web Video Text Tracks, Web Video Text Tracks Format)
WebVTT (Web Video Text Tracks) is the W3C standard text format for providing timed text tracks — including captions, subtitles, descriptions, chapters, and metadata — synchronized with HTML5 <video> a…
Webcam-Based Interaction (Camera-Based Interaction, Video-Based Input)
An interaction paradigm where users communicate with a computer system through a webcam or camera, using gestures, sign language, facial expressions, or body movements as input. In accessibility conte…
Weber's Law (Weber Ratio, Weber's Ratio, Weber-Fechner Law)
Weber's Law is a foundational principle of psychophysics stating that the smallest detectable change in a stimulus — the just-noticeable difference — is a roughly constant fraction of the stimulus mag…
Webtoon (Web Comic, Digital Comic)
A format of digital comic originating in South Korea, designed for vertical scrolling on mobile devices. Webtoons are characterized by their long, continuous vertical panels, vibrant colors, and dynam…