Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- AAC Symbol Set(also: Symbol Set, Communication Symbol Set, Pictographic Symbol Set)
- A standardised collection of pictographic images used in augmentative and alternative communication (AAC) to represent words, phrases, or concepts. Each symbol in a set is mapped to specific vocabulary, allowing people who cannot use spoken language to construct messages by…
- ASR Captioning(also: Automatic Captioning, Live Auto-Captioning, AI Captioning)
- The use of automatic speech recognition (ASR) technology to generate real-time text captions of spoken language, commonly used as an accessibility tool for Deaf and Hard of Hearing individuals in meetings, lectures, and video calls. Unlike professional captioning services (such…
- Augmentative and Alternative Communication(also: AAC)
- A range of methods, devices, and strategies used to supplement or replace speech for individuals who have difficulty producing or comprehending spoken language. AAC encompasses both unaided approaches (such as gestures, sign language, and facial expressions) and aided approaches…
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