The phrase identifies written musical notation specifically arranged for piano, intended to evoke the sensory and emotional experience associated with the autumn season. It typically encompasses arrangements that incorporate melodic and harmonic elements suggestive of falling leaves, cooler temperatures, and a general feeling of nostalgia or reflection. Examples may include pieces with gentle, flowing melodies in minor keys, or those that utilize arpeggios and broken chords to represent the rustling of leaves.
The significance lies in providing musicians with a tangible means of interpreting and conveying the abstract feeling of autumn through musical performance. Such sheet music allows pianists to explore and express seasonal emotions, offering a creative outlet and a way to connect with audiences on an emotional level. The practice of composing and arranging music to represent seasons has historical roots in classical music, with composers like Vivaldi capturing the essence of different times of the year in their works.