a breathy form of spasmodic dysphonia caused by long and excessive vocal fold opening for voiceless phonemes extending into vowels.
ab·duc·tor spas·mo·dic dys·pho·ni·a
(ab-dŭk'tŏr spaz-mod'ik dis-fōn'ē-ă) A breathy form of spasmodic dysphonia caused by excessive and long vocal cord opening for voiceless phonemes extending into vowels.