Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Hard of Hearing(also: HoH, HH)
- A term describing people with hearing loss ranging from mild to severe who typically have some functional hearing, often with the assistance of hearing aids or other amplification devices. Unlike many Deaf individuals who identify with Deaf culture and use sign language, people…
- Hearing Aid(also: Hearing Aids)
- An electronic device worn in or behind the ear that amplifies sound to assist people with hearing loss. Modern hearing aids include digital signal processing, directional microphones, and connectivity features like Bluetooth. While hearing aids improve access to speech and…
- Hearing Aid(also: HA, BTE, Behind-the-Ear)
- An electronic device worn in or behind the ear that amplifies sound for individuals with hearing loss. Modern hearing aids include features such as Bluetooth connectivity, directional microphones, and noise reduction. Behind-the-ear (BTE) models are among the most common styles.…
- Hearing Loss(also: Hearing Impairment, Hard of Hearing, Deafness)
- A partial or total inability to hear sounds, ranging from mild hearing loss to profound deafness. Hearing loss can be congenital or acquired, and becomes increasingly common with age, affecting approximately one-third of people over 65. Digital accessibility for people with…
- Hyperacusis(also: Decreased sound tolerance)
- A hearing condition in which everyday sounds are perceived as uncomfortably or painfully loud, even at volume levels that are tolerable for most people. Hyperacusis involves a reduced tolerance for the overall volume of sound rather than sensitivity to specific sound types…
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