1. interval; stepMusic term
2. pitch; key
Wikipedia definition
3. Interval (music)In music theory, an interval is a combination of two notes, or the ratio between their frequencies. Two-note combinations are also called dyads. Although chords are often defined as sets of three or more notes, intervals are sometimes considered to be the simplest kind of chord. Intervals may be described as: Horizontal, linear, or melodic if they sound successively.
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