Source : Webster's Revised Unabridged Dictionary (1913)

Phonation \Pho*na"tion\, n. [Gr. ? the voice.]
   The act or process by which articulate sounds are uttered;
   the utterance of articulate sounds; articulate speech.

Source : WordNet®

phonation
     n : the sound made by the vibration of vocal folds modified by
         the resonance of the vocal tract; "a singer takes good
         care of his voice"; "the giraffe cannot make any
         vocalizations" [syn: {voice}, {vocalization}, {vocalisation},
          {vox}]