Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Schema(also: Script, Mental Schema, Cognitive Schema)
- A cognitive framework or mental model that organises knowledge about a typical sequence of events in a familiar situation. In accessibility and AAC design, schemas are used to structure interfaces so that prestored messages or navigation options mirror the expected progression…
- Soft Key(also: Softkey, Context-sensitive Key)
- A soft key is a physical button on a device whose labelled function changes depending on the current application or screen — typically indicated by an on-screen label positioned next to the button. Soft keys let hardware designers fit more commands into a limited number of…
- Standard Human Interface(also: SHI)
- A concept within the Pervasive Accessible Technology framework referring to a standardized set of input and output capabilities — including microphones, speakers, touch screens, glidepoint touchpads, kiosks, infrared devices, and video cameras — that serve as the physical point…
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