Phon Definition
fŏn
noun
A measure of the apparent loudness level of a sound with respect to a 1,000-cycle-per-second pure tone: based on the subjective judgment of the human ear or on objective comparisons of acoustical measurements.
Webster's New World
affix
Webster's New World
Other Word Forms of Phon
Noun
Singular:
phonPlural:
phonsOrigin of Phon
-
German from Greek phōnē sound phone1
From American Heritage Dictionary of the English Language, 5th Edition
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