Definition of Vocalization

Noun: vocalization ,vow-ku-lu'zey-shun [N. Amer], ,vow-ku-lI'zey-shun [Brit]

The sound made by the vibration of vocal folds modified by the resonance of the vocal tract
"the giraffe cannot make any vocalizations";
- voice, vocalisation [Brit], vocalism, phonation, vox
The use of uttered sounds for auditory communication
- utterance