Audiometer

Chamber's Twientieth Century Dictionary · 1908 · p. 10

awd-i-om′et-ėr, n. an instrument for measuring and recording differences in the power of hearing.

Bu kavram başka kaynaklarda da geçiyor

Stedman's Medical Dictionary: A Practical Medical Dictionary (1920)
Hawkins' Electrical Dictionary (1915)
The American Illustrated Medical Dictionary (1913)
Everybody's Encyclopedia (1912)
The American Dictionary and Cyclopedia (1907)
Chandler's Encyclopedia (1898)
The Student's Medical Dictionary (1896)
The Standart Electrical Dictionary (1892)
An Illustrated Encyclopaedic Medical Dictionary (1891)
Nuttall's Standard Dictionary of the English Language (1890)

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