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Music 5A Chapter 7


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A representation of three or more pitches that, due to their simultaneous, o rnear simultaneous sounding, contribute to the same vertical function in a piece of music. Basic unit of harmony
The relationship among chords and their relationship to the key(s) in a tonal piece of music
A chord with three pitches (excluding octave intervals) built on major and minor thirds. When represented as a stack of two thirds, the triad constituents are the root (lowest pitch), third (middle pitch) and fifth (highest pitch). Name for root and qual
A triad built, from the root, with a major third followed by a minor third. e.g. C-E-G
Major triad
A triad build, from the root, w/ a minor third followed by a major triad. e.g. C-Eb-G
Minor triad
A triad built, from the root, with two minor thirds. e.g. C-Eb-Gb
Diminished triad
A triad built, from the root, with two major thirds. e.g. C-E-G#
Augmented triad
A triad that can be formed from the pitches of a key w/o using accidentals. C-E-G and D-F-A
Natural triad
A specification of a chord by its root and quality. E.G. Dm - built on pitch D that has a minor quality; D-F-A
Chord symbol
A chord in which the positioning of the pitches is as compact as possible. e.g. C4-E4-G4
Close position chord
A chord in which all of the pitches sound simultaneously
Block chord
A chord in which the pitches do not sound simultaneously. Arpeggiation is one method of creating this chord, sounding consecutively
Broken chord
A chord in which the root is in the bass (i.e. is the lowest pitch)
Root position chord
A chord in which the root is not in the bass. For a triad, 3rd or 5th is in the bass
Chord inversion
A notational shorthand that specifies the intervals that should be played above a bass note
Figred bass
A chord in which the position of the pitches is spread out, usually more than an octave. e.g. C4-G4-E5
Open positioned chord

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