Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Semiotic Engineering(also: Semiotics of HCI)
- A theoretical framework developed by Clarisse Siqueira de Souza that views human-computer interaction as a form of designer-to-user communication mediated by the interface. In this model, the interface is not merely a tool but a message from designers to users, carrying an…
- Situationally Induced Impairment(also: SIID, Situational Impairment, Situational Disability)
- A temporary functional limitation caused by environmental or contextual factors rather than a permanent health condition or disability. Examples include difficulty using a phone while walking (reduced motor accuracy), inability to hear audio in a noisy environment, or screen…
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