adjective. Not to be left out; indispensable. Used of an accompaniment that is an integral part of a piece.

noun. An obbligato accompaniment.

In music, indispensable; so important that it cannot be omitted: especially used of accompaniments of independent value.

noun. An accompaniment, whether for a solo or a concerted instrument, which is of independent importance; especially, an instrumental solo accompanying a vocal piece.

noun. Also spelled obligato.

noun. a part of the score that must be performed without change or omission

noun. a persistent but subordinate motif

"Recitative comes in two main forms, semplice or secco, which comprises most of the dialogue, and accompagnato or obbligato, which is reserved for passages requiring particular dramatic emphasis, though fully spoken parts (parlante), were not uncommon, particularly in Mozart."

motif  motive  section  subdivision  

Asst.  Venus  clarionet  concerto  daydream