Glossary

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

27 results found in Accessibility Tools.

Surface Electromyography (sEMG, Surface EMG)
A non-invasive technique for measuring the electrical activity produced by skeletal muscles, using electrodes placed on the skin over the muscle. Surface EMG is used in biomechanics, prosthetic contro…
Text-to-Audio (Text-to-Audio Generation, TTA)
A class of generative AI models that synthesise non-speech sound (environmental sounds, sound effects, music stems) from a text prompt - for example producing the sound of 'leaves rustling in wind' or…
Thermo Pen (Thermal Pen, Heat Pen)
A specialized drawing instrument that produces heat at its tip, used in conjunction with swell paper (microcapsule paper) to create instant raised-line tactile graphics. When the thermo pen is drawn a…
Videoconferencing (Video Conferencing, Video Calling, Video Meetings)
Real-time audio-and-video communication between two or more people over a network, typically mediated by a software platform such as Zoom, Microsoft Teams, Google Meet, WhatsApp, or WeChat. Videoconfe…
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 …
XPath (XML Path Language)
XPath (XML Path Language) is a query language for selecting nodes and computing values from XML and HTML documents. In the context of web accessibility, XPath expressions are used by assistive technol…
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…