Answer:

semitone

AnswerCrossword Clue
SEMITONEMusical half step
SEMITONEFrom A to A flat
SEMITONEInterval of a half step in the scale.
SEMITONEInterval in music.
SEMITONEHalf step in music
SEMITONEHalf step, in music
SEMITONEScale interval
SEMITONEMusical interval