- - abductor spasmodic d. a breathy form of spasmodic d. caused by excessive and long vocal cord opening for voiceless phonemes extending into vowels.- adductor spasmodic d. a form of spasmodic d. in which excessive closure of the vocal cords affects the initiation and maintenance of phonation.- spasmodic d. a spasmodic contradiction of the intrinsic muscles of the larynx excited bt attempted phonation, producing either adductor or abductor subtypes caused by a central nervous system disorder. A localized form of movement disorder. SYN: d. spastica, spastic d..- d. spastica SYN: spasmodic d..
* * *dys·pho·nia dis-'fō-nē-ə n defective use of the voicedys·phon·ic -'fän-ik adj
* * *n.difficulty in voice production. This may be due to a disorder of the larynx, pharynx, tongue, or mouth, or it may be psychogenic. Compare dysarthria, aphasia.
* * *dys·pho·nia (dis-foґne-ə) [dys- + phon- + -ia] any impairment of voice; a speech disorder or other difficulty in speaking. See also aphonia, hyperphonia, and hypophonia. dysphonic adj
Medical dictionary. 2011.