Laryngeal spasm occurring in public speakers as a result of overuse of the voice. ... Origin: G. Mogis, with difficulty, + phone, voice ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973
mogiphonia 1. Difficulty in the production of voiced laryngeal sounds while talking. 2. Laryngeal spasm occurring in public speakers as a result of the overuse of one's voice. 3. Any impairment of voice; a difficulty in speaking. Found on http://www.wordinfo.info/words/index/info/view_unit/1324/