audio-meter

audiometer

[aw-dee-om-i-ter]
noun Medicine/Medical.
an instrument for gauging and recording acuity of hearing.
Also called sonometer.


Origin:
1875–80; audio- + -meter

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World English Dictionary
audiometer (ˌɔːdɪˈɒmɪtə)
 
n
an instrument for testing the intensity and frequency range of sound that is capable of detection by the human ear
 
audiometric
 
adj
 
audio'metrically
 
adv
 
audi'ometrist
 
n
 
audi'ometry
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

audiometer au·di·om·e·ter (ô'dē-ŏm'ĭ-tər)
n.
An electrical instrument for measuring the threshold of hearing for pure tones of normally audible frequencies generally varying from 200 to 8000 hertz and recorded in decibels.


au'di·o·met'ric (-ō-mět'rĭk) adj.
au'di·o·me·tri'cian (-ō-mə-trĭsh'ən) n.
au'di·om'e·try n.
The American Heritage® Stedman's Medical Dictionary
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