Interval (from lat. Intervallum – interval, distance) in music – the distance between two sounds of a certain height.
The distance between sounds in music is measured in semitones.
Halftone is the smallest unit of measurement for the musical interval, the closest distance between two sounds, that is, two adjacent sounds. If you are guided by the piano, then this is the distance between two adjacent keys.
A tone is equal to two semitones.
Intervals less than half a tone are called microintervals. Continue reading