1. 
   Vocalism
   Vo'cal·ism noun 1. The exercise of the vocal organs; vocalization. 2. A vocalic sound. [ R.]
   Found op http://www.encyclo.co.uk/webster/V/33
   
   
2. 
   Vocalism
   • (n.) The exercise of the vocal organs; vocalization. • (n.) A vocalic sound.
   Found op http://thinkexist.com/dictionary/meaning/vocalism/
   
   
3. 
   vocalism
   vocalism 1. The making of vocal sounds; a vowel system. 2. Singing; also, the technique of singing.
   Found op http://www.wordinfo.info/words/index/info/view_unit/2320/6
   
   

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