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WordReference Random House Unabridged Dictionary of American English © 2024phon (fon),USA pronunciation n. - 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
- var. of phono- before a vowel:phonic.
phon., - Phoneticsphonetics.
WordReference Random House Unabridged Dictionary of American English © 2024pho•no (fō′nō),USA pronunciation n., pl. -nos. [Informal.]- Sound Reproduction, Informal Termsphonograph.
phono-, - 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
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