Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Communitas
- A sense of community, solidarity, and mutual support that emerges among people sharing a liminal or transitional experience. Coined by anthropologist Victor Turner, communitas describes the bonds formed when individuals navigate uncertain life transitions together. In…
- Decision Confidence
- A reframing of accessibility as whether a user can judge product suitability, transaction risk, and information trustworthiness well enough to act independently — introduced by Ryskeldiev et al. (2026) in the context of blind and low-vision e-commerce. Where WCAG conformance…
- Liminality(also: Liminal State, Liminal Period)
- A transitional state of being "betwixt and between" established social positions, originally described by anthropologist Victor Turner. In accessibility contexts, liminality refers to the uncertain, in-between period people experience when acquiring a disability, adopting…
- Parents with Visual Impairments(also: PVI, Blind Parents, Visually Impaired Parents)
- Parents with visual impairments (PVI) are blind or low-vision adults raising children, who are often sighted. PVI face distinctive parenting challenges that go beyond individual functional compensation: supporting children's visually-driven exploration (pointing, gaze, shared…
- Special Interests(also: Restricted Interests, Intense Interests)
- Special interests are focused, intense, and often enduring areas of passion commonly observed in autistic children and adults - such as trains, dinosaurs, specific cartoon characters, or numerical systems. Once framed deficit-wise in diagnostic criteria as "restricted…
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