Música experimental (Topical Term)

Work cat.: Revolution in der Musik, c1989.

New Grove (Avant garde)

Landy, L. What's the matter with today's experimental music? c1991.

Wikipedia, May 2, 2008: under Experimental music (term introduced by composer John Cage in 1955; has come to mean any music that challenges the commonly accepted notions of what music is. Avant-garde music is another term for it...According to David Nicholls, "...very generally, avant-garde music can be viewed as occupying an extreme position within the tradition, while experimental music lies outside it" (Nicholls 1998, 318); little agreement as to the boundaries of experimental music, even amongst its practitioners)

This heading is assigned to works about music in which the music is described as avant-garde or experimental.