Webster's Revised Unabridged Dictionary · 1913

Euphony

Euphony , noun

[Latin euphonia, Greek {not transcribed}, from {not transcribed} sweet-voiced; e'y^ well + {not transcribed} sound, voice; akin to {not transcribed} to speak: compare French euphonie.]

A pleasing or sweet sound; an easy, smooth enunciation of sounds; a pronunciation of letters and syllables which is pleasing to the ear.