Acoumeter
The Nurse's Dictionary of Medical Terms and Nursing Treatment · 1909 · p. 3
(a-kow’-me-ter). An instrument used to measure hearing.
Bu kavram başka kaynaklarda da geçiyor
Stedman's Medical Dictionary: A Practical Medical Dictionary (1920)
Hawkins' Electrical Dictionary (1915)
The American Dictionary and Cyclopedia (1910)
The American Dictionary and Cyclopedia (1907)
An Illustrated Encyclopaedic Medical Dictionary (1891)
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