- Polychord
In
music andmusic theory , a bichord or polychord consists of two or more chords, one on top of the other.The use of polychords may suggest
bitonality orpolytonality .Harmonic parallelism may suggest bichords.Examples may be found in
Igor Stravinsky 's "Petrushka", p.15, and "Rite of Spring", "Dance of the Adolescents" (1921) (DeLone et al. 1975, p.336). They may also be found in the song "Point of No Return" fromAndrew Lloyd Webber 's "The Phantom of the Opera ", including chords such as Fm over Emusic|flatm or A over Fm.Extended chord s contain more than one triad, and so can be regarded as a type of polychord:Examples include the
Elektra chord which may be regarded as an eleventh or a poly- chord.ee also
*
secundal
*tertian
* quartal
*Upper structure triad ource
*DeLone et al. (Eds.) (1975). "Aspects of Twentieth-Century Music". Englewood Cliffs, New Jersey: Prentice-Hall. ISBN 0-13-049346-5.
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