See Hearing Instrument Specialist.
HiRes 90K
The internal part of a particular cochlear implant made by Advanced Bionics. It was released in September 2003. It works with the Harmony and Platinum sound processors.
HiRes 120 (HiRes with Fidelity 120)
A sound processing strategy that runs the Harmony cochlear implant processor and provides up to 120 spectral bands. Previous technology only provided between 12 and 22 spectral bands. It uses current steering technology to increase spectral resolution to as many as 120 spectral bands. This technology only works with the Harmony and Platinum Sound Processors.
HINT
See Hearing In Noise Test.
Hertz
The frequency or pitch of a sound in cycles per second. It is abbreviated as Hz. It was named after the German physicist Heinrich Rudolf Hertz.
Hereditary Hearing Loss
Hearing loss that is passed genetically though generations of a family. Hearing loss can be passed by dominant or recessive genes.