Non-Chord Tones
Passing tone, neighbor tone, appoggiatura, suspension, escape tone, anticipation and pedal point — the melodic ornamentation of harmony.
Théodore Dubois, director of the Paris Conservatoire and author of a Treatise on Harmony that trained generations of musicians, classified non-chord tones with a watchmaker's preci…
À retenir : A non-chord tone is never a mistake: the chord decides, and the ear is the judge.
What is a non-chord tone?
A non-chord tone is a note that does not belong to the chord heard at that precise moment. It ornaments the melodic line, creating motion and expression without altering the actual harmony.
Non-chord tones are classified by three criteria: the beat on which they fall (strong or weak), the way one approaches them (by step or by leap) and the way one leaves them (resolution). These three criteria are enough to name every non-chord tone.