(HOE-moe-feen) Two or more words that sound differently, but look identical on a person’s lips. For example, pat, bat and mat all look identical on a person’s lips so you cannot tell them apart just by speechreading.
Hypacusis
Hearing loss of a conductive or sensorineural nature.
Hyperacusis
Abnormal hearing sensitivity. Sometimes described as “noise intolerance.” If you have hyperacusis, you now perceive sounds of normal volume as much too loud. In fact, your may perceive them as being painfully loud. Hyperacusis can be caused by exposure to loud sounds, or as a result of taking certain drugs. Hyperacusis can be defined as […]
Hypnagogic
The transitional state preceding sleep during which (auditory) hallucinations may occur. (See also Hypnopompic.)
Hypnopompic
The occurrence of visions or dreams (including auditory hallucinations) during the drowsy awakening state following sleep. (See also Hypnagogic.)
Hypoacusis
(See also Hypacusis.) Reduced hearing. Hearing loss.