Chorister (noun)

A member of a choir, especially a choir of children or a church choir.

Origin:

Mid 16th century: from french choriste, from choeur 'choir'.

Examples:

1. The choristers were well-rehearsed and performed with confidence.
2. The choristers had a reputation for being talented singers.
3. The choristers were accompanied by an orchestra.
4. The choristers practiced every week under the direction of the choirmaster.
5. The choristers' performance was well-received by the audience.