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Glossary

Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.

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ASSETS(also: ACM SIGACCESS Conference on Computers and Accessibility)
The premier academic conference on accessible computing, organized by ACM SIGACCESS (Special Interest Group on Accessible Computing). ASSETS began as a research conference planned by SIGCAPH (the predecessor to SIGACCESS) in the early 1990s and has grown into the leading venue…
Academic Accessibility(also: Accessibility in academia, Scholarly accessibility)
The degree to which the tools, publications, venues, and institutional practices of academic research and higher education are usable by disabled students, faculty, and researchers. Academic accessibility spans scholarly PDFs and figures, reference and qualitative-analysis…
Accessibility Commons(also: AC Repository, AC Metadata Repository)
A shared metadata repository and schema proposed in 2008 by IBM, the University of Washington, Stony Brook University, and the University of Manchester to let accessibility-remediation research projects publish and reuse externally authored fixes for inaccessible web content. An…
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,…
Allocative Harm(also: Allocational Harm)
A category of algorithmic harm in which an automated system disproportionately withholds opportunities, resources, or services from certain individuals or groups - often because those groups are underrepresented or atypically represented in training data. In accessibility,…
Appropriation
In HCI and accessibility research, the process by which users adapt, repurpose, or extend a technology beyond its designers' original intent to fit their own practices and contexts. Appropriation is often how disabled users bridge the gap between generic products and their…

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