Definition of "musical accompaniment" []

• A musical part (vocal or instrumental) that supports or provides background for other musical parts (noun)

WordNet. Princeton University. 2010.

• "Cymbals were used not only in the temple but for military purposes, and also by Hebrew women as a musical accompaniment to their national dances."
• "The song of Deborah and Barak is cast in a distinctly metrical form, and was probably intended to be sung with a musical accompaniment as one of the people's songs."