prelude

US /ˈprel.juːd/
UK /ˈprel.juːd/
"prelude" picture
1.

an action or event serving as an introduction to something more important.

:
The small skirmish was a prelude to the full-scale war.
His early works were a prelude to his later masterpieces.
2.

a piece of music, typically an introductory one.

:
Chopin's Prelude in E minor is a well-known classical piece.
The concert began with a short orchestral prelude.
1.

to serve as a prelude or introduction to.

:
The quiet evening preluded a stormy night.
His speech preluded the main event of the conference.