Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Background Noise(also: Ambient noise, Environmental noise)
- The sum of unwanted or competing sound in an environment — traffic, construction, conversation, HVAC systems, weather — that is present alongside a signal of interest. Background noise is characterized by sound level (dB), spectral content, duration, and steadiness versus…
- Bone conduction(also: Bone conduction hearing, Bone anchored hearing)
- Bone conduction is a method of sound transmission that delivers audio vibrations through the bones of the skull directly to the inner ear, bypassing the outer and middle ear. Bone conduction technology is used in hearing aids and headphones designed for people with conductive…
- Bone-Conducting Headphones(also: Bone Conduction Headphones, Bone Conduction Headset)
- Headphones that transmit sound by vibrating the skull bones directly to the inner ear, bypassing the outer and middle ear and leaving the ear canals open. In accessibility contexts they are widely used by blind travellers and wayfinding systems because the wearer can continue to…
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