Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Fluctuating Disability(also: Variable Disability)
- A disability whose symptoms and severity vary over time, sometimes day to day or even hour to hour. People with fluctuating disabilities may experience periods of relatively high function alternating with periods of significant impairment. This variability creates challenges for…
- Function-Centered Design(also: Function-Based Design, Functional Profile Design)
- A design approach that organizes user needs around observed functional characteristics — such as attention span, motor control, sensory sensitivities, and communication abilities — rather than diagnostic labels or medical categories. Function-centered design recognizes that…
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