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aphonia caused by spasmodic contraction of the laryngeal adductor muscles provoked by attempted phonation.
Farlex Partner Medical Dictionary © Farlex 2012
Aphonia due to spasm of the vocal muscles, esp. that initiated by efforts to speak.
See also: aphonia
Medical Dictionary, © 2009 Farlex and Partners
spas·tic a·pho·ni·a(spastik ă-fōnē-ă)
Speech disorder due to spasmodic contraction of laryngeal adductor muscles.
Medical Dictionary for the Dental Professions © Farlex 2012