Alberti bass
[ al-bur-tee beys, ahl-ber- ]
/ ælˈbɜr ti ˈbeɪs, ɑlˈbɛr- /
noun Music.
a reiterated broken-chord figure used as an accompaniment, especially in 18th-century rococo keyboard music.
Origin of Alberti bass
1875–80; named after Domenico
Alberti (circa 1710–40), Italian musician