vocal in WordNet English dictionary

1. given to expressing yourself freely or insistently
   "outspoken in their opposition to segregation"; "a vocal assembly"
   outspoken  vocal 
   
2. having or using the power to produce speech or sound
   "vocal organs"; "all vocal beings hymned their praise"
   vocal 
   
3. relating to or designed for or using the singing voice
   "vocal technique"; "the vocal repertoire"; "organized a vocal group to sing his compositions"
   vocal 
   
4. full of the sound of voices
   "a playground vocal with the shouts and laughter of children"
   vocal 
   

1. a short musical composition with words
   "a successful musical must have at least three good songs"
   song  vocal 
   
2. music intended to be performed by one or more singers, usually with instrumental accompaniment
   vocal music  vocal