Definitions for "Alberti bass"
A kind of accompanimental figure for the left hand in keyboard music, named after the composer Domenico Alberti (ca. 1710-40), where the triads are broken into patterns of short note values
a popular accompanimental pattern in which the notes of the chord are arpeggiated in the pattern of "bottom - top - middle - top"
A pattern of bass notes that outlines the chord being sounded in the pattern low-high-middle-high.