Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Tactile Dome(also: Truncated Dome, Detectable Warning Surface)
- Small raised bumps arranged in a grid pattern on ground surfaces to provide a tactile warning of an upcoming hazard, such as a curb edge, train platform edge, or street crossing. Tactile domes are part of the broader category of tactile walking surface indicators and are…
- Tactile Modelling(also: Tactile Demonstration, Touch-Based Instruction)
- A teaching technique used in movement and dance education for blind and low-vision learners, where the student physically explores the teacher's body position by touch to understand the shape, form, and spatial relationships of a pose or movement. While effective for…
- Tactile Paving(also: Tactile Ground Surface Indicators, TGSI, Detectable Warning Surface)
- A system of textured ground surface indicators installed on footpaths, train platforms, and building floors to assist pedestrians who are blind or have low vision with navigation and hazard detection. Tactile paving typically uses two patterns: raised dots (truncated domes) to…
- Transit Accessibility(also: Public Transit Accessibility, Transportation Accessibility)
- The degree to which public transportation systems — including rail, bus, and subway networks — can be used by people with disabilities and others with mobility needs. Transit accessibility encompasses physical infrastructure (elevators, ramps, raised platforms, tactile…
- Transportation Accessibility(also: Accessible Transportation, Mobility Accessibility)
- The design and provision of transportation systems, services, and infrastructure that are usable by people with disabilities. Transportation accessibility encompasses physical access to vehicles and transit stops, accessible information systems (route planning, real-time…
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