obligato

ob·li·ga·to  (bl-gät)

adj. & n.

Variant of obbligato.

Thesaurus

Noun	1.	obligato - a persistent but subordinate motif obbligato motif, motive - a theme that is repeated or elaborated in a piece of music
	2.	obligato - a part of the score that must be performed without change or omission obbligato section, subdivision - a self-contained part of a larger composition (written or musical); "he always turns first to the business section"; "the history of this work is discussed in the next section"