Jazz-rock (Music)

found: Grove music online WWW site, Mar. 7, 2005:jazz (Jazz-rock; "a style of music, initiated in the 1960s, which combined the harmonic resources and improvising techniques of modern jazz with the instrumentation, rhythms, and idioms of rock music and funk ... By the late 1970s 'jazz-rock' had largely been replaced by the term 'fusion,' which was also used to describe the blending of jazz with any other type of music ... However ... fusion is still most often thought of as a highly amplified mixture of jazz with rock and funk, and the terms ... may be used interchangeably. From the late 1980s the term 'electric jazz' was also often used")

found: All music guide WWW site, Mar. 7, 2005(under Jazz-rock: the term "first emerged during the late '60s as an attempt to fuse the visceral power of rock with the musical complexity and improvisational fireworks of jazz"; under Fusion: "the word ... has been so liberally used since the late '60s that it's become almost meaningless. Fusion's original definition was best: a mixture of jazz improvisation with the power and rhythms of rock")