Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Screen Reader Plugin(also: Screen Reader Add-on, Screen Reader Script, Screen Reader Extension)
- A small piece of code that extends or modifies the functionality of a screen reader application. Screen reader plugins can make inaccessible applications accessible, customize the screen reader's behavior for specific software, add new keyboard shortcuts, and provide additional…
- Signbank(also: Auslan Signbank)
- An online dictionary and lexical database for a sign language, typically providing video or image entries for each sign along with metadata such as handshape, region, and usage examples. Auslan Signbank is the preeminent online Auslan dictionary and serves trainee interpreters,…
- SlowKeys(also: Slow Keys)
- An accessibility feature that requires a key to be held down for a specified minimum duration before the keypress is accepted by the system. SlowKeys helps users with motor disabilities who frequently make accidental keystrokes by brushing against keys or pressing keys…
- StickyKeys(also: Sticky Keys)
- An operating system accessibility feature that allows users to press modifier keys (Shift, Ctrl, Alt/Option, Command) and have them remain active until the next key is pressed, rather than requiring simultaneous key presses. This eliminates the need to hold down one key while…
- Surface Electromyography(also: 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 control, rehabilitation, and — increasingly — as an input modality for accessible…
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