Meaning of phon
Pronunciation: (fon), [key]
- a unit for measuring the apparent loudness of a sound, equal in number for a given sound to the intensity in decibels of a sound having a frequency of 1000 cycles per second when, in the judgment of a group of listeners, the two sounds are of equal loudness.
- var. ofbefore a vowel: phonic.
- phon (Thesaurus)