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Key Terms
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Chromaticism  Refers to the use of pitches foreign to the key of the passage.
Nonessential Chromaticism  The use of chromatically altered tones as NCTs.
Essential Chromaticism  Refers to the use of tones from outside the scale as members of chords.
Altered Chords  Chords that employ chromaticism.
Secondary Function  A chord whose function belongs more closely to a key other than the main key of the passage. The most commonly encountered altered chord in tonal music.







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