Answer | Crossword Clue |
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tetrachord | a series of four sounds, forming a scale of two tones and a half |
tetrachords | TETRACHORD, a series of four sounds, forming a scale of two tones and a half |
fourths | An interval spanning four consecutive notes in a diatonic scale, in particular (also perfect fourth) an interval of two tones and a semitone (e.g., C to F) |