overture
o‧ver‧ture /ˈəʊvətjʊə, -tʃʊə, -tʃə $ ˈoʊvərtjʊr, -tʃʊr, -tʃər/
noun1. [countable] a short piece of music written as an introduction to a long piece of music, especially an opera
2. overtures [plural] an attempt to begin a friendly relationship with a person, country etc:
They began making overtures to the Irish government.
She had rejected his overtures.
3. be an overture if an event is an overture to a more important event, it happens just before it and makes you expect it
o‧ver‧ture /ˈəʊvətjʊə, -tʃʊə, -tʃə $ ˈoʊvərtjʊr, -tʃʊr, -tʃər/
noun1. [countable] a short piece of music written as an introduction to a long piece of music, especially an opera2. overtures [plural] an attempt to begin a friendly relationship with a person, country etc:
3. be an overture if an event is an overture to a more important event, it happens just before it and makes you expect it