Glossary
Searchable terminology from accessibility, web standards, and related fields.
47 results found in mobile accessibility.
- UI Detection (User Interface Detection, GUI Element Detection)
- The use of computer vision and machine learning to automatically identify and classify user interface elements (buttons, text fields, icons, toggles, etc.) from screenshots or screen pixels. In access…
- VBraille (V-Braille, Vibration Braille)
- A method for representing Braille characters on a smartphone touchscreen using vibration feedback. The screen is divided into a 3-row by 2-column grid matching a standard Braille cell layout, and the …
- Visual Assistance Technology (VAT, Visual Aid App)
- Mobile applications and devices that take videos or images as input and provide verbal, haptic, or other non-visual output to help blind and low vision people access visual information. VAT can be hum…
- WAP (Wireless Application Protocol)
- A suite of protocols and specifications designed to enable mobile devices to access internet content and services. WAP defined standards for how mobile devices communicate with web servers, including …
- WURFL (Wireless Universal Resource File)
- An open-source device description repository that catalogs the capabilities of mobile devices in a large XML file. WURFL collects information about device features such as screen size, image format su…
- contentDescription (content description, android:contentDescription)
- An Android accessibility attribute that provides a text description for UI elements, particularly those without visible text such as ImageButtons and ImageViews. When set, TalkBack and other Android 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…