Phon - Dictionary Of English

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phon [links] UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/fɒn/US:USA pronunciation: respellingUSA pronunciation: respelling(fon) ⓘ One or more forum threads is an exact match of your searched term in Spanish | in French | in Italian | English synonyms | English Usage | Conjugator | in context | images WordReference Random House Unabridged Dictionary of American English © 2025phon (fon),USA pronunciation n.
  1. Physicsa 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.
  • Greek phōné̄ voice
  • 1930–35
phon-,
  1. var. of phono- before a vowel:phonic.
phon.,
  1. Phoneticsphonetics.
Collins Concise English Dictionary © HarperCollins Publishers:: phon /fɒn/ n
  1. a unit of loudness that measures the intensity of a sound by the number of decibels it is above a reference tone having a frequency of 1000 hertz and a root-mean-square sound pressure of 20 × 10–6 pascal
Etymology: 20th Century: via German from Greek phōnē sound, voice WordReference Random House Learner's Dictionary of American English © 2025-phon-, root.
    1. -phon- comes from Greek, where it has the meaning "sound; voice.'' This meaning is found in such words as: cacophony, homophone, megaphone, microphone, phonetic, phonics, phonograph, phonology, polyphony, saxophone, stereophonic, symphony, telephone, xylophone.
WordReference Random House Unabridged Dictionary of American English © 2025pho•no (fō′nō),USA pronunciation n., pl. -nos. [Informal.]
  1. Sound Reproduction, Informal Termsphonograph.
  • by shortening
phono-,
  1. a combining form meaning "sound,'' "voice,'' used in the formation of compound words:phonology.
Also,[esp. before a vowel,] phon-. Cf. -phone, -phony.
  • Greek, combining form representing phōné̄ voice
  • 1945–50
'phon' also found in these entries (note: many are not synonyms or translations): phono- - antiphon - aphonia - chowderhead - diplophonia - dysphonia - homophonous - phonasthenia - phonate - phonation - phonesthemic - phoniatrics - phonic - phonics - phono - phonon - tonetics - trichlorfon - siphon bottle - stereophonic

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