GENRE

GENRE
A music genre is a conventional category that identifies a certain type of music to a specific category.

Defining genre
Genre is a certain name that is given to a specific piece of music, perhaps with a different beat or a different sound of voice throughout.

Different Genres 
Rock              Heavy Metal    Alternative  Opera           Blues       Dub-step
Indie              Folk                  Folk             Electronic    Soul         House
Indie Rock     Rap                   Pop              House          Reggae
Jazz Blues      Classical          Punk             Acapella      Hip-Hop