Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Semantic feature(also: Environmental feature, Landmark annotation)
- A meaningful environmental attribute associated with a specific location in a navigation system, such as a doorway, floor surface change, point of interest, or tactile ground indicator. In accessible indoor navigation, semantic features serve a dual purpose: confirming the…
- Sighted Memory(also: Visual Memory, Sighted Recall)
- A mental representation of a physical environment developed through past visual experience, used by people who lose their sight later in life to navigate and understand spaces they previously knew visually. People with acquired vision loss often rely on sighted memory to recall…
- Spatial Awareness(also: Spatial Cognition, Environmental Awareness)
- The understanding of one's surrounding environment and one's own position within it. In accessibility contexts, spatial awareness encompasses multiple dimensions: the scale and shape of an area, one's position and orientation within it, the presence and arrangement of objects,…
- Spatial Navigation(also: Spatial Orientation, Spatial Wayfinding)
- The cognitive process of determining and following a route from one location to another, involving the ability to remain oriented, recall routines, recognize landmarks, and make decisions at choice points such as intersections and turns. Spatial navigation relies on a…
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