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| | jazz-rock -- Encyclopædia Britannica |
 | | Rock festivals had their origin in the jazz festivals held in Newport, Rhode Island, and in Monterey, California, in the 1950s. |
 | | popular musical form in which modern jazz improvisation is accompanied by the bass lines, drumming styles, and instrumentation of rock music, with a strong emphasis on electronic instruments and dance rhythms. |
 | | also called fusion popular musical form in which modern jazz improvisation is accompanied by the bass lines, drumming styles, and instrumentation of rock music, with a strong emphasis on electronic instruments and dance rhythms. |
| www.britannica.com /eb/article-9043464?tocId=9043464 (778 words) |
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