Definition of "phonation" [pho•na•tion]

• The process of producing vocal sound by the vibration of the vocal folds that is in turn modified by the resonance of the vocal tract. (noun)

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• "Creaky voice also called laryngealisation, pulse phonation or, in singing, vocal fry or glottal fry, is a special kind of phonation in which the arytenoid cartilages in the larynx are drawn together; as a result, the vocal folds are compressed rather tightly, becoming relatively slack and compact, and forming a large, irregularly vibrating mass."
• "They have an air sac that may function as a buoyancy device, for air storage during diving, or for "phonation" (Kelly 1988)."
• "Using sophisticated examinations, the researchers found that the obese individuals exhibited several distinct modifications in voice feature, including hoarseness, murmuring, vocal instability, altered jitter and shimmer, and reduced maximum phonation times as well the presence of voice strangulation at the end of emission."