Glossary

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Haptic Music Technology(also: Vibrotactile Music Systems, Haptic Music Interfaces)

Technologies that convey musical information through touch, typically using vibrotactile feedback to transmit sound properties such as rhythm, frequency, and amplitude to the body. Haptic music technology includes wearable devices like vibrotactile vests and jackets that allow…

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: 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…

Hornbostel-Sachs Classification(also: Hornbostel-Sachs System, Sachs-Hornbostel)

A comprehensive system for classifying musical instruments based on how they produce sound, originally developed by Erich von Hornbostel and Curt Sachs in 1914. The system divides instruments into four main categories: idiophones (sound from the vibration of the entire…

Hybrid Search(also: Hybrid sign-language search)

A sign-language dictionary search pattern that combines search-by-video (a user performs the sign into a camera for sign recognition to match) with search-by-feature (manual filtering of the candidate list by linguistic properties such as handshape and location). Introduced as a…

Hyperarticulation(also: Clear Speech, Over-Articulation)

A speaking style in which a person exaggerates the clarity of their pronunciation by moving their tongue and mouth to more extreme positions, producing more distinct vowel and consonant sounds. Hyperarticulation occurs naturally when speakers perceive that their listener is…

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