Bas"so (?), n. [It., fr. LL. bassus. See Base, a.] Mus. (a)
The bass or lowest part; as, to sing basso.
One who sings the lowest part.
The double bass, or contrabasso.
Basso continuo (). [It., bass continued.] Mus. A bass part written out continuously, while the other parts of the harmony are indicated by figures attached to the bass; continued bass.
© Webster 1913.