Medical dictionary. 2011.
environmental hearing aid — any of various devices for helping people with hearing difficulties. Environmental aids include assistive listening devices and alerting devices, such as door bells with visible as well as audible alarms, infrared links to televisions, and… … The new mediacal dictionary
hearing aid — An electronic amplifying device designed to bring sound into the ear; it consists of a microphone, amplifier, and receiver. SYN: hearing instrument. behind the ear h. h. that rests on the medial aspect of the pinna. completely in the … Medical dictionary
hearing aid — a device to improve the hearing. Simple passive devices, such as ear trumpets, are now rarely used. An analogue hearing aid consists of a miniature microphone, an amplifier, and a tiny loudspeaker. The aid is powered by a battery and the whole… … The new mediacal dictionary
hearing therapy — the support and rehabilitation of people with hearing difficulties, tinnitus, or vertigo. It includes supplying help with acclimatizing to hearing aid, teaching lip reading, advising on environmental hearing aid, and offering general information… … Medical dictionary
Hearing impairment — See also: Deaf culture for the social movement.. Deaf and/or hard of hearing Classification and external resources The International Symbol for Deafness … Wikipedia
Post-lingual hearing impairment — is a hearing impairment where hearing loss is adventitious and develops due to disease or trauma after the acquisition of speech and language, usually after the age of six.Post lingual hearing impairments are far more common than prelingual… … Wikipedia
Noise-induced hearing loss — (NIHL) is an increasingly prevalent disorder that results from exposure to high intensity sound, especially over a long period of time. Contents 1 Description 2 Mechanism 3 Types 3.1 … Wikipedia
Chicago Hearing — The official Chicago Hearing seal On Sunday, April 18, 2010, the American Friends Service Committee (AFSC) initiated an event titled The Chicago Hearing: Does U.S. Policy on Israel and Palestine Uphold Our Values? , modeled after a meeting of a… … Wikipedia
assistive listening device — a device for helping people with hearing difficulties. An assistive listening device can be a stand alone device or can work in conjunction with a hearing aid or cochlear implant. Assistive listening devices include induction loop systems,… … The new mediacal dictionary
assistive listening device — see environmental hearing aid … Medical dictionary
