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aphonia caused by spasmodic contraction of the laryngeal adductor muscles provoked by attempted phonation.
a condition in which a person is unable to speak because of spasmodic contraction of the abductor muscles of the throat. See also aphonia.
Aphonia due to spasm of the vocal muscles, esp. that initiated by efforts to speak.
See also: aphonia
spas·tic a·pho·ni·a(spastik ă-fōnē-ă)
Speech disorder due to spasmodic contraction of laryngeal adductor muscles.