A cappella – the performance by a singer or a singing group without instrumental accompaniment

(Pronounced a kuh-peh-luh)

To remember what a cappella means, use the following mnemonic:

All I need is a cap and an umbrella (a cappella) I don't need an instrument, I just need my voice.

Examples of a cappella in a sentence

The vocal group sung the songs a cappella.

No instruments are needed with a cappella music.

An a cappella arrangement requires capable singers.