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Glossary of Music 15 - Ch. 3 Harmony

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Harmony
Groves - The combining of notes simultaneously, to produce chords, and successively, to produce chord progressions.

Before 16c. - Result of layering melody/counterpoint
After 16c. - Relation btwn melody and bass line (continuo)
Chord
Groves - The simultaneous sounding of two or more notes.

Text/Lecture - Sumultaneous sounding of three or more pitches.
Chord Progression
One chord to the next, any sequence of chords.
Scale
Collection of pitches arranged in ascending or descending order.

Tones of most frequently used western scale:
syllables - do-re-mi-fa-sol-la-ti-do
numbers - 1-2-3-4-5-6-7-8

intervals
do-re 1-2 second
do-mi 1-3 third
so on...
do-do 1-8 OCTAVE

interval
Octave
do-do 1-8
Triad
Most common chord in western music. A certain combination of three tones.

Can be built on any step (degree) of the scale by combining every other note.

eg
1-3-5 do-mi-sol
2-4-6 re-fa-la
so on...
Tonic/Keynote
More important than other tones.

First tone of the scale: Do, 1

Serves as a home base around which the other tones revolve and gravitate towards.
Tonality
The principle of organization around a central tone, the tonic.

Choose particular scale (eg. key of C) as the basis of a piece.
Major and minor scales
Two different types of scales commonly found after 1600. Characterized by the intervals on which they are built.
Diatonic
Describes melodies or harmonies that are built from tones of a major or minor scale.
7 tones.
Chromatic
Describes the full gamut of notes available on the octive.
12 tones.
Harmonic progression/movement
Generated by motion toward a goal or a feeling of resolution.
Shapes the forward movement, providing focus and direction.
Dissonance
Combo of tones that sound discordant, unstable, and in need of resolution.

Introduces the tension and suspense into music and harmonic progression
Consonance
Combo of tones that provides a sense of relaxation and fulfillment.
Resolution to dissonance.
Drone
A single sustained tone.

Element of far eastern cultures where harmony takes subsidiary role.

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