Glossary
Searchable terminology from accessibility, web standards, and related fields.
62 results found in Web Development.
- Shadow Page (Shadow Site, Text-Only Alternative)
- A separate, simplified version of a web page created specifically to meet accessibility requirements, typically offering a text-only or reduced-complexity version of the original content. While shadow…
- Syntactic Accessibility (Technical Accessibility)
- The dimension of web accessibility concerned with the correctness of code sent to the browser and assistive technologies. Syntactic accessibility focuses on whether HTML markup, ARIA attributes, and o…
- Tab Order (Focus Order, Navigation Order, Tabbing Order)
- The sequence in which interactive elements receive keyboard focus when a user presses the Tab key to navigate through a web page or application. A logical tab order follows the visual layout and task …
- Table Linearization (Table Serialization)
- Table linearization is the process of converting a two-dimensional HTML table into a one-dimensional sequence of text for non-visual presentation. When a screen reader linearizes a table, it reads the…
- Transformation Proxy (Transcoding Proxy, Web Accessibility Proxy)
- A transformation proxy is an intermediary server that sits between a user and the web, intercepting web pages and modifying their content before delivering them to the user's browser. In accessibility…
- User Agent (Browser, Web Browser)
- In web accessibility, a user agent is any software that retrieves, renders, and facilitates user interaction with web content. This includes mainstream web browsers like Chrome, Firefox, and Safari, a…
- WAI-ARIA (ARIA, Accessible Rich Internet Applications, WAI-ARIA Specification)
- A W3C technical specification that defines a set of HTML attributes (roles, states, and properties) to make dynamic web content and custom user interface widgets accessible to people using assistive t…
- Web 2.0 (Web Two Point Oh, The Read-Write Web)
- Web 2.0 refers to the shift in web development that emerged in the early 2000s, characterized by user-generated content, dynamic interfaces, rich interactivity, and social participation rather than st…
- Web Accessibility Service (WAS)
- A proxy-based intermediary service that sits between a web server and a client browser, intercepting and transforming web content to meet individual users' accessibility needs. Originally prototyped b…
- 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…
- Web Crawler (Spider, Web Spider, Web Scraper)
- An automated program that systematically browses the World Wide Web by following links from page to page, collecting and indexing content. In accessibility, web crawlers are used as part of large-scal…
- Web Information Extraction (WIE, Web Data Extraction, Web Scraping)
- Web Information Extraction (WIE) is a set of techniques for automatically identifying and extracting structured data from web pages. In the context of accessibility, WIE methods are used to analyze th…
- Web Intermediary (Web Proxy, Transcoding Proxy)
- A system that sits between a user's web browser and the web server, intercepting and modifying HTTP requests and responses to adapt web content before it reaches the user. In accessibility contexts, w…
- Web Localization (L10n, Website Localization)
- The process of adapting a website for a specific locale or target audience, going beyond translation to include cultural, visual, and technical elements such as date formats, colors, images, menu size…
- Web Mediation (Web Content Mediation, Web Accessibility Mediation)
- The process of automatically modifying web content as it passes between a web server and a user's browser, typically through a proxy server or browser extension, to improve its accessibility or usabil…
- 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 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 …
- Widget Role (ARIA Role, Component Role)
- A property that identifies the type and purpose of a user interface element to assistive technologies. Widget roles communicate what a component is (such as a button, checkbox, slider, or tab) so that…
- Wireframe (Wireframing, UI Mockup, Page Schematic)
- A visual guide representing the skeletal framework of a website or application, showing page layout, content placement, and navigation structure before detailed design begins. Wireframes are fundament…
- XML (Extensible Markup Language)
- A markup language designed by the W3C for encoding structured data in a format that is both human-readable and machine-readable. Unlike HTML, which has a fixed set of tags focused on presentation, XML…