Glossary
Searchable terminology from accessibility, web standards, and related fields.
10 results found in navigation and wayfinding.
- Accessible Mapping (Accessibility Mapping, Accessible Pedestrian Maps)
- The creation and use of maps and geographic information systems that represent the accessibility characteristics of physical environments — including sidewalk inclines, curb cuts, surface types, path …
- Accessible Maps (Accessible Mapping, Accessible Cartography)
- Maps and navigation tools designed to be usable by people with a wide range of disabilities, including visual, motor, and cognitive impairments. Accessible maps address both the digital accessibility …
- Bluetooth Low Energy (BLE, Bluetooth LE, Bluetooth Smart)
- A wireless communication technology designed for short-range data transmission with minimal power consumption. In accessibility contexts, BLE is widely used for indoor positioning and wayfinding syste…
- Emergency Evacuation Accessibility (Accessible Emergency Egress, Inclusive Emergency Evacuation)
- The design of emergency evacuation procedures, systems, and infrastructure that enable people with disabilities to independently and safely exit buildings during emergencies. Traditional evacuation sy…
- Indoor Positioning (Indoor Localization, Indoor Location)
- Technology that determines a person's location within an indoor environment where GPS signals are unavailable or unreliable. Indoor positioning systems use various technologies including BLE beacons, …
- Indoor Wayfinding (Indoor Navigation Wayfinding)
- The process of navigating within enclosed spaces such as buildings, airports, shopping centers, and hospitals. Indoor wayfinding presents unique accessibility challenges because GPS signals are unavai…
- Occupancy Grid (Occupancy Map, Mental Occupancy Grid)
- A spatial representation that divides an environment into a grid of cells, each indicating whether that location is occupied by an object, free space, or unknown. In accessibility and assistive techno…
- Pedestrian Accessibility (Sidewalk Accessibility, Walkability)
- The degree to which outdoor pedestrian infrastructure — sidewalks, crosswalks, curb cuts, ramps, stairs, and pathways — enables people with diverse mobility needs to travel safely and independently on…
- Project Sidewalk
- An open-source web-based crowdsourcing tool developed at the University of Washington that enables volunteers to virtually audit sidewalk accessibility using Google Street View panoramas. Contributors…
- Tactile Icon (Tactile Symbol, 3D Icon, Raised Icon)
- A small raised or three-dimensional symbol placed on a tactile map or diagram that represents a real-world object, location, or concept through touch. Tactile icons can be abstract (geometric shapes r…