Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Fovea(also: Foveal Vision, Fovea Centralis)
- The small, central area of the retina responsible for sharp, detailed vision, covering approximately 1 degree of visual angle. The fovea contains the highest density of cone photoreceptors and provides the clearest visual acuity, which is why people move their eyes to point the…
- Frisson(also: Aesthetic Chills, Musical Chills, Piloerection)
- A psychophysiological response to music, art, or other aesthetic stimuli characterised by a pleasurable shiver or chills sensation accompanied by piloerection (goosebumps) and transient increases in heart rate and skin conductance. Frisson is associated with high emotional…
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