The harmonic minor scale (or Aeolian ?7 scale) is a musical scale derived from the natural minor scale, with the minor seventh degree raised by one semitone to a major seventh, creating an augmented second between the sixth and seventh degrees.

: {\override Score.TimeSignature #'stencil = ##f\relative c' { \clef treble \time 7/4 a4^\markup { A harmonic minor scale } b c d e f gis a2 }}Thus,