Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Heads-Up Display(also: HUD)
- A transparent or overlay display that presents information in the user's direct line of sight without requiring them to look away from their current viewpoint. Originally developed for aviation, HUDs are widely used in virtual and augmented reality to attach interface elements —…
- High Contrast Mode(also: High Contrast, High Contrast Display)
- An operating system or browser display setting that increases the visual distinction between foreground and background elements by using a limited colour palette with strongly contrasting colours, typically black and white or bright colours on dark backgrounds. High contrast…
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