Množina: overtures

Orchestral music played at the begining of an opera or oratorio.
In music, the opening piece of a concert or opera, having the dual function of settling the audience and allowing the conductor and musicians to become acquainted with the acoustic of a concert auditorium. See also prelude.
The use of an overture in opera began during the 17th century; the “Italian” overture consisting of two quick movements separated by a slow one, and the “French” of a quick movement between two in slower tempo.

Množina: overtures

1. A tentative suggestion designed to elicit the reactions of others; SYN. advance, approach, feeler.

1. To put forward as an overture
2. To make or present an overture to