Carol (noun)

1. A song of joy, especially one celebrating the birth of Jesus Christ.
2. A song of joy and praise, usually religious and usually sung at Christmas.

Origin:

Late 13c., from old french carole (12c.), from latin choraula, from greek khoreia, from khoreus (choral dancer, singe.r)

Examples:

1. We sang carols at the church Christmas service.
2. The choir sang carols during the Christmas Eve service.
3. The carol was a traditional song that was sung to celebrate the Christmas holidays.
4. The children sang carols in the school Christmas concert.
5. The carol was a cheerful song that was joyful and festive.