Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Affective Touch(also: Social Touch, Emotional Touch)
- The emotional and social dimension of touch, distinct from discriminative touch that identifies object properties. Affective touch is mediated primarily by C-tactile (CT) afferents in hairy skin and plays a fundamental role in social bonding, emotional communication, and…
- Anticipatory Grasp(also: Pregrasp Planning, Pre-grasp, Pre-shaping)
- Anticipatory grasp refers to the pre-shaping of the hand before contact with an object, based on expectations about the object's size, shape, and orientation. In sighted people this planning is driven primarily by visual input during the reach phase and produces smooth,…
- Audio-to-Haptics Translation(also: Audio-haptic translation, Audio-to-vibration conversion)
- A class of techniques that convert audio signals — either recordings of real-world interactions or AI-generated sounds — into vibrotactile patterns that can be rendered through actuators embedded in phones, tablets, wearables, or specialized haptic displays. Because the…
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