concertmaster

noun
UK /ˈkɒnsətˌmɑːstə/
US /ˈkɑːnsərtˌmæstər/

The concertmaster is the leader of the violin players in an orchestra.

The concertmaster stood up to tune the orchestra before the show.


OTHER MEANINGS

2. The musician who leads the string section and assists the conductor.

As concertmaster, she signaled the strings to begin.

3. The principal first violinist of an orchestra, often second in command to the conductor.

The concertmaster discussed the bowing with the conductor.

4. A lead player responsible for tuning the orchestra and playing solo violin parts.

He played the violin solo as the orchestra's concertmaster.