Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- AD Personalization(also: Audio Description Customization, Personalized Audio Description)
- The practice of tailoring audio descriptions to individual user preferences rather than providing a one-size-fits-all narration. Personalization can include varying the level of detail (concise vs. comprehensive), focus (character-driven vs. environment-driven), interpretation…
- AccessForAll(also: Access For All, AfA)
- AccessForAll is an accessibility framework originating from the IMS Global Learning Consortium and later standardized by ISO, based on the principle that accessibility is best achieved by matching content and environments to individual users' needs and preferences rather than…
- Adaptive Hypermedia(also: AH, Adaptive Hypermedia Systems, AHS)
- Interactive systems that build a model of each user's goals, knowledge, preferences, and context, then use this model to automatically adapt the content, presentation, and navigation of hypermedia documents. Unlike static web pages that present the same interface to all users,…
- Adaptive Interface(also: Adaptive User Interface, Self-Adapting Interface)
- A user interface that automatically modifies its presentation, behaviour, or content based on detected user characteristics, capabilities, preferences, or environmental conditions. In accessibility, adaptive interfaces can respond to changes in a user's sensory, motor, or…
- Adaptive Typography(also: Context-Aware Typography, Dynamic Typography)
- The practice of adjusting text presentation - font size, weight, line spacing, character spacing, contrast, and colour - automatically or semi-automatically in response to the user's current needs and context. Adaptive typography goes beyond static accessibility settings by…
- Adaptive User Interface(also: AUI, Adaptive Interface, Self-Adapting Interface)
- A user interface that automatically adjusts its presentation, behavior, or content based on user characteristics, preferences, context, or interaction patterns. Unlike customizable interfaces where users manually configure settings, adaptive interfaces use algorithms to detect…
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