Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Sensorineural Hearing Loss(also: SNHL, Nerve Deafness)
- Sensorineural hearing loss is hearing loss caused by damage to the hair cells of the inner ear (cochlea) or the auditory nerve, in contrast to conductive hearing loss, which involves the outer or middle ear. SNHL is the most common type of permanent hearing loss in adults and is…
- Sloping Hearing Loss(also: High-frequency Hearing Loss, Sloping SNHL)
- Sloping hearing loss is a common audiogram shape in which hearing thresholds are relatively preserved at low frequencies and progressively worse at higher frequencies, producing a downward slope on the audiogram. It is the typical presentation of age-related hearing loss…
- Speech Intelligibility(also: Speech Recognition Score, Word Recognition)
- A measure of how well speech can be understood by a listener, typically expressed as the percentage of words or sentences correctly identified under specific listening conditions. Speech intelligibility is affected by factors including audio bandwidth, background noise, signal…
- Speech Visualization(also: Visual Speech Display, Speech-to-Visual Display)
- Speech visualization refers to techniques that convert spoken language into visual representations to aid comprehension, particularly for individuals who are deaf or hard of hearing. These displays can range from real-time captioning and waveform displays to more abstract…
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