phon

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phon

(fōn),
A unit of loudness of sound.
Farlex Partner Medical Dictionary © Farlex 2012

phon

(fŏn)
n.
A unit of apparent loudness, equal in number to the intensity in decibels of a 1,000-hertz tone perceived to be as loud as the sound being measured.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

phon

(fōn)
A unit of loudness of sound.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

phon

(fon) [Gr. phönē, voice, sound]
A unit of measure of perceived loudness.
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
Gus is out of the car, advancing toward Fon in rapid strides.
The other men surround Fon. All of a sudden a series of flashes comes from the area of the church.
Gus whirls and strikes at Fon with the bottle, which breaks on the door frame and the glass falls in Fon's lap.
FON and JoikuSoft will be releasing an exclusive version of JoikuSoft's mobile hotspot software, called FonSpot.