Glossary

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

212 results found in Web Accessibility.

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 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 …
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 …
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…
Windowless Mode (Flash wmode transparent, wmode=transparent)
Windowless mode is a legacy Adobe Flash rendering option (wmode=transparent or wmode=opaque) in which the Flash player drew into the browser's graphics surface directly rather than into its own dedica…
Wrapper (Web Wrapper, Data Wrapper)
In web accessibility and data extraction contexts, a reusable program that maps the visual layout of a web page to its underlying structured dataset by identifying records and fields within the HTML. …
XForms (W3C XForms)
XForms is a W3C specification for web forms that separates the purpose of a form (its data model) from its visual presentation, providing richer semantics than traditional HTML forms. Unlike HTML form…
XHTML (Extensible HyperText Markup Language, XHTML 1.0, XHTML 2.0)
XHTML (Extensible HyperText Markup Language) is a family of W3C specifications that reformulated HTML as an XML application, requiring stricter syntax rules such as properly nested elements, lowercase…
aDesigner
aDesigner is an accessibility evaluation tool for web designers, originally released by IBM in the mid-2000s. It combined automated WCAG checking with simulations of low vision (contrast loss, blur, c…
eMAG (Modelo de Acessibilidade em Governo Eletrônico, Brazilian Digital Accessibility Model)
The Brazilian government's digital accessibility model (Modelo de Acessibilidade em Governo Eletrônico) that provides mandatory guidelines for how government websites must ensure accessibility and eli…